Implement executing tasks

app/urls.py

@@ -23,6 +23,7 @@ from two_factor.urls import urlpatterns as tf_urls
 from core.views import (
     ais,
     automation,
+    availability,
     base,
     compose,
     groups,
@@ -307,6 +308,11 @@ urlpatterns = [
         tasks.TaskSettings.as_view(),
         name="tasks_settings",
     ),
+    path(
+        "settings/availability/",
+        availability.AvailabilitySettingsPage.as_view(),
+        name="availability_settings",
+    ),
     # AIs
     path(
         "ai/workspace/",

core/clients/signal.py

@@ -193,6 +193,28 @@ def _extract_signal_reaction(envelope):
     }
 
 
+def _extract_signal_text(raw_payload, default_text=""):
+    text = str(default_text or "").strip()
+    if text:
+        return text
+    payload = dict(raw_payload or {})
+    envelope = dict(payload.get("envelope") or {})
+    candidates = [
+        envelope.get("dataMessage"),
+        _get_nested(envelope, ("syncMessage", "sentMessage", "message")),
+        _get_nested(envelope, ("syncMessage", "sentMessage")),
+        payload.get("dataMessage"),
+        payload,
+    ]
+    for item in candidates:
+        if isinstance(item, dict):
+            for key in ("message", "text", "body", "caption"):
+                value = str(item.get(key) or "").strip()
+                if value:
+                    return value
+    return ""
+
+
 def _typing_started(typing_payload):
     action = str(typing_payload.get("action") or "").strip().lower()
     if action in {"started", "start", "typing", "composing"}:
@@ -368,6 +390,7 @@ class HandleMessage(Command):
         source_number = c.message.source_number
         source_uuid = c.message.source_uuid
         text = c.message.text
+        text = _extract_signal_text(raw, text)
         ts = c.message.timestamp
         source_value = c.message.source
         envelope = raw.get("envelope", {})
@@ -1209,14 +1232,17 @@ class SignalClient(ClientBase):
         if isinstance(sync_sent_message, dict) and sync_sent_message:
             raw_text = sync_sent_message.get("message")
             if isinstance(raw_text, dict):
-                text = str(
+                text = _extract_signal_text(
+                    {"envelope": {"syncMessage": {"sentMessage": {"message": raw_text}}}},
+                    str(
                         raw_text.get("message")
                         or raw_text.get("text")
                         or raw_text.get("body")
                         or ""
-                ).strip()
+                    ).strip(),
+                )
             else:
-                text = str(raw_text or "").strip()
+                text = _extract_signal_text(payload, str(raw_text or "").strip())
 
             destination_uuid = str(
                 sync_sent_message.get("destinationUuid")
@@ -1373,7 +1399,7 @@ class SignalClient(ClientBase):
             )
             return
 
-        text = str(data_message.get("message") or "").strip()
+        text = _extract_signal_text(payload, str(data_message.get("message") or "").strip())
         if not text:
             return
 

core/clients/whatsapp.py

@@ -2355,8 +2355,29 @@ class WhatsAppClient(ClientBase):
         return "application/octet-stream"
 
     def _extract_reaction_event(self, message_obj):
-        node = self._pluck(message_obj, "reactionMessage") or self._pluck(
-            message_obj, "reaction_message"
+        node = (
+            self._pluck(message_obj, "reactionMessage")
+            or self._pluck(message_obj, "reaction_message")
+            or self._pluck(message_obj, "ephemeralMessage", "message", "reactionMessage")
+            or self._pluck(message_obj, "ephemeral_message", "message", "reaction_message")
+            or self._pluck(message_obj, "viewOnceMessage", "message", "reactionMessage")
+            or self._pluck(message_obj, "view_once_message", "message", "reaction_message")
+            or self._pluck(message_obj, "viewOnceMessageV2", "message", "reactionMessage")
+            or self._pluck(message_obj, "view_once_message_v2", "message", "reaction_message")
+            or self._pluck(
+                message_obj,
+                "viewOnceMessageV2Extension",
+                "message",
+                "reactionMessage",
+            )
+            or self._pluck(
+                message_obj,
+                "view_once_message_v2_extension",
+                "message",
+                "reaction_message",
+            )
+            or self._pluck(message_obj, "protocolMessage", "reactionMessage")
+            or self._pluck(message_obj, "protocol_message", "reaction_message")
         )
         if not node:
             return None
@@ -2366,17 +2387,34 @@ class WhatsAppClient(ClientBase):
         target_msg_id = str(
             self._pluck(node, "key", "id")
             or self._pluck(node, "key", "ID")
+            or self._pluck(node, "messageKey", "id")
+            or self._pluck(node, "message_key", "id")
             or self._pluck(node, "targetMessageKey", "id")
             or self._pluck(node, "target_message_key", "id")
+            or self._pluck(node, "stanzaId")
+            or self._pluck(node, "stanza_id")
             or ""
         ).strip()
-        remove = bool(not emoji)
+        target_ts = self._normalize_timestamp(
+            self._pluck(node, "key", "messageTimestamp")
+            or self._pluck(node, "targetMessageKey", "messageTimestamp")
+            or self._pluck(node, "target_message_key", "message_timestamp")
+            or self._pluck(node, "targetTimestamp")
+            or self._pluck(node, "target_timestamp")
+            or 0
+        )
+        explicit_remove = self._pluck(node, "remove") or self._pluck(node, "isRemove")
+        if explicit_remove is None:
+            explicit_remove = self._pluck(node, "is_remove")
+        remove = bool(explicit_remove) if explicit_remove is not None else bool(not emoji)
         if not target_msg_id:
             return None
         return {
             "emoji": emoji,
             "target_message_id": target_msg_id,
             "remove": remove,
+            "target_ts": int(target_ts or 0),
+            "raw": self._proto_to_dict(node) or dict(node or {}) if isinstance(node, dict) else {},
         }
 
     async def _download_event_media(self, event):
@@ -2438,6 +2476,10 @@ class WhatsAppClient(ClientBase):
     async def _handle_message_event(self, event):
         event_obj = self._proto_to_dict(event) or event
         msg_obj = self._pluck(event_obj, "message") or self._pluck(event_obj, "Message")
+        if self._pluck(msg_obj, "protocolMessage") or self._pluck(
+            msg_obj, "protocol_message"
+        ):
+            return
         text = self._message_text(msg_obj, event_obj)
         if not text:
             self.log.debug(
@@ -2482,7 +2524,7 @@ class WhatsAppClient(ClientBase):
         ).strip()
         ts = self._normalize_timestamp(raw_ts)
 
-        reaction_payload = self._extract_reaction_event(msg_obj)
+        reaction_payload = self._extract_reaction_event(msg_obj or event_obj)
         if reaction_payload:
             self.log.debug(
                 "reaction-bridge whatsapp-inbound msg_id=%s target_id=%s emoji=%s remove=%s sender=%s chat=%s",
@@ -2508,6 +2550,26 @@ class WhatsAppClient(ClientBase):
                 )
             )
             for identifier in identifiers:
+                try:
+                    await history.apply_reaction(
+                        identifier.user,
+                        identifier,
+                        target_message_id=str(
+                            reaction_payload.get("target_message_id") or ""
+                        ),
+                        target_ts=int(reaction_payload.get("target_ts") or 0),
+                        emoji=str(reaction_payload.get("emoji") or ""),
+                        source_service="whatsapp",
+                        actor=str(sender or chat or ""),
+                        remove=bool(reaction_payload.get("remove")),
+                        payload={
+                            "event": "reaction",
+                            "message_id": msg_id,
+                            "raw": reaction_payload.get("raw") or {},
+                        },
+                    )
+                except Exception as exc:
+                    self.log.warning("whatsapp reaction local apply failed: %s", exc)
                 try:
                     await self.ur.xmpp.client.apply_external_reaction(
                         identifier.user,
@@ -2527,6 +2589,21 @@ class WhatsAppClient(ClientBase):
                     )
                 except Exception as exc:
                     self.log.warning("whatsapp reaction relay to XMPP failed: %s", exc)
+                try:
+                    await self.ur.presence_changed(
+                        self.service,
+                        identifier=identifier.identifier,
+                        state="available",
+                        confidence=0.9,
+                        ts=int(ts or int(time.time() * 1000)),
+                        payload={
+                            "event": "reaction",
+                            "inferred_from": "reaction",
+                            "message_id": msg_id,
+                        },
+                    )
+                except Exception:
+                    pass
             return
 
         self._remember_contact(
@@ -2907,14 +2984,42 @@ class WhatsAppClient(ClientBase):
         is_unavailable = bool(
             self._pluck(event, "Unavailable") or self._pluck(event, "unavailable")
         )
+        last_seen_raw = (
+            self._pluck(event, "LastSeen")
+            or self._pluck(event, "lastSeen")
+            or self._pluck(event, "last_seen")
+            or self._pluck(event, "Timestamp")
+            or self._pluck(event, "timestamp")
+            or 0
+        )
+        last_seen_ts = self._normalize_timestamp(last_seen_raw)
         self._remember_contact(sender, jid=sender)
 
         for candidate in self._normalize_identifier_candidates(sender):
+            try:
+                await self.ur.presence_changed(
+                    self.service,
+                    identifier=candidate,
+                    state=("unavailable" if is_unavailable else "available"),
+                    confidence=0.9 if not is_unavailable else 0.8,
+                    ts=int(last_seen_ts or int(time.time() * 1000)),
+                    payload={
+                        "presence": ("offline" if is_unavailable else "online"),
+                        "sender": str(sender),
+                        "last_seen_ts": int(last_seen_ts or 0),
+                    },
+                )
+            except Exception:
+                pass
             if is_unavailable:
                 await self.ur.stopped_typing(
                     self.service,
                     identifier=candidate,
-                    payload={"presence": "offline", "sender": str(sender)},
+                    payload={
+                        "presence": "offline",
+                        "sender": str(sender),
+                        "last_seen_ts": int(last_seen_ts or 0),
+                    },
                 )
 
     def _extract_pair_qr(self, event):

core/management/commands/backfill_contact_availability.py

@@ -0,0 +1,123 @@
+from __future__ import annotations
+
+from typing import Iterable
+
+from django.core.management.base import BaseCommand
+
+from core.models import Message, User
+from core.presence import AvailabilitySignal, record_inferred_signal
+from core.presence.inference import now_ms
+
+
+class Command(BaseCommand):
+    help = "Backfill inferred contact availability events from historical message/read-receipt activity."
+
+    def add_arguments(self, parser):
+        parser.add_argument("--days", type=int, default=30)
+        parser.add_argument("--limit", type=int, default=5000)
+        parser.add_argument("--service", default="")
+        parser.add_argument("--user-id", default="")
+        parser.add_argument("--dry-run", action="store_true", default=False)
+
+    def _iter_messages(self, *, days: int, limit: int, service: str, user_id: str) -> Iterable[Message]:
+        cutoff_ts = now_ms() - (max(1, int(days)) * 24 * 60 * 60 * 1000)
+        qs = Message.objects.filter(ts__gte=cutoff_ts).select_related(
+            "user", "session", "session__identifier", "session__identifier__person"
+        )
+        if service:
+            qs = qs.filter(source_service=str(service).strip().lower())
+        if user_id:
+            qs = qs.filter(user_id=str(user_id).strip())
+        return qs.order_by("ts")[: max(1, int(limit))]
+
+    def handle(self, *args, **options):
+        days = max(1, int(options.get("days") or 30))
+        limit = max(1, int(options.get("limit") or 5000))
+        service_filter = str(options.get("service") or "").strip().lower()
+        user_filter = str(options.get("user_id") or "").strip()
+        dry_run = bool(options.get("dry_run"))
+
+        created = 0
+        scanned = 0
+
+        for msg in self._iter_messages(days=days, limit=limit, service=service_filter, user_id=user_filter):
+            scanned += 1
+            identifier = getattr(getattr(msg, "session", None), "identifier", None)
+            person = getattr(identifier, "person", None)
+            user = getattr(msg, "user", None)
+            if not identifier or not person or not user:
+                continue
+
+            service = str(getattr(msg, "source_service", "") or identifier.service or "").strip().lower()
+            if not service:
+                continue
+
+            base_ts = int(getattr(msg, "ts", 0) or 0)
+            message_author = str(getattr(msg, "custom_author", "") or "").strip().upper()
+            outgoing = message_author in {"USER", "BOT"}
+
+            candidates = []
+            if base_ts > 0:
+                candidates.append(
+                    {
+                        "source_kind": "message_out" if outgoing else "message_in",
+                        "availability_state": "available",
+                        "confidence": 0.65 if outgoing else 0.75,
+                        "ts": base_ts,
+                        "payload": {
+                            "origin": "backfill_contact_availability",
+                            "message_id": str(msg.id),
+                            "inferred_from": "message_activity",
+                        },
+                    }
+                )
+
+            read_ts = int(getattr(msg, "read_ts", 0) or 0)
+            if read_ts > 0:
+                candidates.append(
+                    {
+                        "source_kind": "read_receipt",
+                        "availability_state": "available",
+                        "confidence": 0.95,
+                        "ts": read_ts,
+                        "payload": {
+                            "origin": "backfill_contact_availability",
+                            "message_id": str(msg.id),
+                            "inferred_from": "read_receipt",
+                            "read_by": str(getattr(msg, "read_by_identifier", "") or ""),
+                        },
+                    }
+                )
+
+            for row in candidates:
+                exists = user.contact_availability_events.filter(
+                    person=person,
+                    person_identifier=identifier,
+                    service=service,
+                    source_kind=row["source_kind"],
+                    ts=int(row["ts"]),
+                ).exists()
+                if exists:
+                    continue
+                created += 1
+                if dry_run:
+                    continue
+                record_inferred_signal(
+                    AvailabilitySignal(
+                        user=user,
+                        person=person,
+                        person_identifier=identifier,
+                        service=service,
+                        source_kind=row["source_kind"],
+                        availability_state=row["availability_state"],
+                        confidence=float(row["confidence"]),
+                        ts=int(row["ts"]),
+                        payload=dict(row["payload"]),
+                    )
+                )
+
+        self.stdout.write(
+            self.style.SUCCESS(
+                f"backfill_contact_availability complete scanned={scanned} created={created} dry_run={dry_run} days={days} limit={limit}"
+            )
+        )

core/management/commands/codex_worker.py

@@ -0,0 +1,127 @@
+from __future__ import annotations
+
+import time
+
+from django.core.management.base import BaseCommand
+
+from core.models import ExternalSyncEvent, TaskProviderConfig
+from core.tasks.providers import get_provider
+from core.util import logs
+
+log = logs.get_logger("codex_worker")
+
+
+class Command(BaseCommand):
+    help = "Process queued external sync events for worker-backed providers (codex_cli)."
+
+    def add_arguments(self, parser):
+        parser.add_argument("--once", action="store_true", default=False)
+        parser.add_argument("--sleep-seconds", type=float, default=2.0)
+        parser.add_argument("--batch-size", type=int, default=20)
+        parser.add_argument("--provider", default="codex_cli")
+
+    def _claim_batch(self, provider: str, batch_size: int) -> list[str]:
+        ids: list[str] = []
+        rows = list(
+            ExternalSyncEvent.objects.filter(
+                provider=provider,
+                status__in=["pending", "retrying"],
+            )
+            .order_by("updated_at")[: max(1, batch_size)]
+            .values_list("id", flat=True)
+        )
+        for row_id in rows:
+            updated = ExternalSyncEvent.objects.filter(
+                id=row_id,
+                provider=provider,
+                status__in=["pending", "retrying"],
+            ).update(status="retrying")
+            if updated:
+                ids.append(str(row_id))
+        return ids
+
+    def _run_event(self, event: ExternalSyncEvent) -> None:
+        provider = get_provider(event.provider)
+        if not bool(getattr(provider, "run_in_worker", False)):
+            return
+
+        cfg = (
+            TaskProviderConfig.objects.filter(
+                user=event.user,
+                provider=event.provider,
+                enabled=True,
+            )
+            .order_by("-updated_at")
+            .first()
+        )
+        if cfg is None:
+            event.status = "failed"
+            event.error = "provider_disabled_or_missing"
+            event.save(update_fields=["status", "error", "updated_at"])
+            return
+
+        payload = dict(event.payload or {})
+        action = str(payload.get("action") or "append_update").strip().lower()
+        provider_payload = dict(payload.get("provider_payload") or payload)
+
+        if action == "create":
+            result = provider.create_task(dict(cfg.settings or {}), provider_payload)
+        elif action == "complete":
+            result = provider.mark_complete(dict(cfg.settings or {}), provider_payload)
+        elif action == "link_task":
+            result = provider.link_task(dict(cfg.settings or {}), provider_payload)
+        else:
+            result = provider.append_update(dict(cfg.settings or {}), provider_payload)
+
+        event.status = "ok" if result.ok else "failed"
+        event.error = str(result.error or "")
+        event.payload = dict(
+            payload,
+            worker_processed=True,
+            result=dict(result.payload or {}),
+        )
+        event.save(update_fields=["status", "error", "payload", "updated_at"])
+
+        if result.ok and result.external_key and event.task_id and not str(event.task.external_key or "").strip():
+            event.task.external_key = str(result.external_key)
+            event.task.save(update_fields=["external_key"])
+
+    def handle(self, *args, **options):
+        once = bool(options.get("once"))
+        sleep_seconds = max(0.2, float(options.get("sleep_seconds") or 2.0))
+        batch_size = max(1, int(options.get("batch_size") or 20))
+        provider_name = str(options.get("provider") or "codex_cli").strip().lower()
+
+        log.info(
+            "codex_worker started provider=%s once=%s sleep=%s batch_size=%s",
+            provider_name,
+            once,
+            sleep_seconds,
+            batch_size,
+        )
+
+        while True:
+            claimed_ids = self._claim_batch(provider_name, batch_size)
+            if not claimed_ids:
+                if once:
+                    log.info("codex_worker exiting: no pending events")
+                    return
+                time.sleep(sleep_seconds)
+                continue
+
+            for row_id in claimed_ids:
+                event = ExternalSyncEvent.objects.filter(id=row_id).select_related("task", "user").first()
+                if event is None:
+                    continue
+                try:
+                    self._run_event(event)
+                except Exception as exc:
+                    log.exception("codex_worker failed processing id=%s", row_id)
+                    ExternalSyncEvent.objects.filter(id=row_id).update(
+                        status="failed",
+                        error=f"worker_exception:{exc}",
+                    )
+
+            if once:
+                log.info("codex_worker processed %s event(s)", len(claimed_ids))
+                return

core/management/commands/recalculate_contact_availability.py

@@ -0,0 +1,243 @@
+from __future__ import annotations
+
+from collections import defaultdict
+
+from django.core.management.base import BaseCommand
+
+from core.models import ContactAvailabilityEvent, ContactAvailabilitySpan, Message
+from core.presence import AvailabilitySignal, record_native_signal
+from core.presence.inference import now_ms
+
+
+_SOURCE_ORDER = {
+    "message_in": 10,
+    "message_out": 20,
+    "read_receipt": 30,
+    "native_presence": 40,
+}
+
+
+class Command(BaseCommand):
+    help = (
+        "Recalculate contact availability events/spans from persisted message, "
+        "read-receipt, and reaction history (deterministic rebuild)."
+    )
+
+    def add_arguments(self, parser):
+        parser.add_argument("--days", type=int, default=90)
+        parser.add_argument("--limit", type=int, default=20000)
+        parser.add_argument("--service", default="")
+        parser.add_argument("--user-id", default="")
+        parser.add_argument("--dry-run", action="store_true", default=False)
+        parser.add_argument("--no-reset", action="store_true", default=False)
+
+    def _iter_messages(self, *, days: int, limit: int, service: str, user_id: str):
+        cutoff_ts = now_ms() - (max(1, int(days)) * 24 * 60 * 60 * 1000)
+        qs = Message.objects.filter(ts__gte=cutoff_ts).select_related(
+            "user", "session", "session__identifier", "session__identifier__person"
+        )
+        if service:
+            qs = qs.filter(source_service=str(service).strip().lower())
+        if user_id:
+            qs = qs.filter(user_id=str(user_id).strip())
+        return qs.order_by("ts")[: max(1, int(limit))]
+
+    def _build_event_rows(self, messages):
+        rows = []
+        for msg in messages:
+            identifier = getattr(getattr(msg, "session", None), "identifier", None)
+            person = getattr(identifier, "person", None)
+            user = getattr(msg, "user", None)
+            if not identifier or not person or not user:
+                continue
+
+            service = str(
+                getattr(msg, "source_service", "") or getattr(identifier, "service", "")
+            ).strip().lower()
+            if not service:
+                continue
+
+            ts = int(getattr(msg, "ts", 0) or 0)
+            if ts > 0:
+                author = str(getattr(msg, "custom_author", "") or "").strip().upper()
+                outgoing = author in {"USER", "BOT"}
+                rows.append(
+                    {
+                        "user": user,
+                        "person": person,
+                        "person_identifier": identifier,
+                        "service": service,
+                        "source_kind": "message_out" if outgoing else "message_in",
+                        "availability_state": "available",
+                        "confidence": 0.65 if outgoing else 0.75,
+                        "ts": ts,
+                        "payload": {
+                            "origin": "recalculate_contact_availability",
+                            "message_id": str(msg.id),
+                            "inferred_from": "message_activity",
+                        },
+                    }
+                )
+
+            read_ts = int(getattr(msg, "read_ts", 0) or 0)
+            if read_ts > 0:
+                rows.append(
+                    {
+                        "user": user,
+                        "person": person,
+                        "person_identifier": identifier,
+                        "service": service,
+                        "source_kind": "read_receipt",
+                        "availability_state": "available",
+                        "confidence": 0.95,
+                        "ts": read_ts,
+                        "payload": {
+                            "origin": "recalculate_contact_availability",
+                            "message_id": str(msg.id),
+                            "inferred_from": "read_receipt",
+                            "read_by": str(getattr(msg, "read_by_identifier", "") or ""),
+                        },
+                    }
+                )
+
+            reactions = list((getattr(msg, "receipt_payload", {}) or {}).get("reactions") or [])
+            for reaction in reactions:
+                item = dict(reaction or {})
+                if bool(item.get("removed")):
+                    continue
+                reaction_ts = int(item.get("updated_at") or 0)
+                if reaction_ts <= 0:
+                    continue
+                rows.append(
+                    {
+                        "user": user,
+                        "person": person,
+                        "person_identifier": identifier,
+                        "service": service,
+                        "source_kind": "native_presence",
+                        "availability_state": "available",
+                        "confidence": 0.9,
+                        "ts": reaction_ts,
+                        "payload": {
+                            "origin": "recalculate_contact_availability",
+                            "message_id": str(msg.id),
+                            "inferred_from": "reaction",
+                            "emoji": str(item.get("emoji") or ""),
+                            "actor": str(item.get("actor") or ""),
+                            "source_service": str(item.get("source_service") or service),
+                        },
+                    }
+                )
+
+        rows.sort(
+            key=lambda row: (
+                str(getattr(row["user"], "id", "")),
+                str(getattr(row["person"], "id", "")),
+                str(row.get("service") or ""),
+                int(row.get("ts") or 0),
+                _SOURCE_ORDER.get(str(row.get("source_kind") or ""), 999),
+                str((row.get("payload") or {}).get("message_id") or ""),
+            )
+        )
+        return rows
+
+    def handle(self, *args, **options):
+        days = max(1, int(options.get("days") or 90))
+        limit = max(1, int(options.get("limit") or 20000))
+        service_filter = str(options.get("service") or "").strip().lower()
+        user_filter = str(options.get("user_id") or "").strip()
+        dry_run = bool(options.get("dry_run"))
+        reset = not bool(options.get("no_reset"))
+        cutoff_ts = now_ms() - (days * 24 * 60 * 60 * 1000)
+
+        messages = list(
+            self._iter_messages(
+                days=days,
+                limit=limit,
+                service=service_filter,
+                user_id=user_filter,
+            )
+        )
+        rows = self._build_event_rows(messages)
+
+        keys_to_reset = set()
+        for row in rows:
+            keys_to_reset.add(
+                (
+                    str(getattr(row["user"], "id", "")),
+                    str(getattr(row["person"], "id", "")),
+                    str(row.get("service") or ""),
+                )
+            )
+
+        deleted_events = 0
+        deleted_spans = 0
+        if reset and keys_to_reset and not dry_run:
+            for user_id, person_id, service in keys_to_reset:
+                deleted_events += ContactAvailabilityEvent.objects.filter(
+                    user_id=user_id,
+                    person_id=person_id,
+                    service=service,
+                    ts__gte=cutoff_ts,
+                ).delete()[0]
+                deleted_spans += ContactAvailabilitySpan.objects.filter(
+                    user_id=user_id,
+                    person_id=person_id,
+                    service=service,
+                    end_ts__gte=cutoff_ts,
+                ).delete()[0]
+
+        created = 0
+        dedup_seen = set()
+        for row in rows:
+            dedup_key = (
+                str(getattr(row["user"], "id", "")),
+                str(getattr(row["person"], "id", "")),
+                str(getattr(row["person_identifier"], "id", "")),
+                str(row.get("service") or ""),
+                str(row.get("source_kind") or ""),
+                int(row.get("ts") or 0),
+                str((row.get("payload") or {}).get("message_id") or ""),
+                str((row.get("payload") or {}).get("inferred_from") or ""),
+            )
+            if dedup_key in dedup_seen:
+                continue
+            dedup_seen.add(dedup_key)
+
+            if not reset:
+                exists = ContactAvailabilityEvent.objects.filter(
+                    user=row["user"],
+                    person=row["person"],
+                    person_identifier=row["person_identifier"],
+                    service=row["service"],
+                    source_kind=row["source_kind"],
+                    ts=row["ts"],
+                ).exists()
+                if exists:
+                    continue
+
+            created += 1
+            if dry_run:
+                continue
+            record_native_signal(
+                AvailabilitySignal(
+                    user=row["user"],
+                    person=row["person"],
+                    person_identifier=row["person_identifier"],
+                    service=row["service"],
+                    source_kind=row["source_kind"],
+                    availability_state=row["availability_state"],
+                    confidence=float(row["confidence"]),
+                    ts=int(row["ts"]),
+                    payload=dict(row["payload"]),
+                )
+            )
+
+        self.stdout.write(
+            self.style.SUCCESS(
+                "recalculate_contact_availability complete "
+                f"messages_scanned={len(messages)} candidates={len(rows)} "
+                f"created={created} deleted_events={deleted_events} deleted_spans={deleted_spans} "
+                f"reset={reset} dry_run={dry_run} days={days} limit={limit}"
+            )
+        )

core/messaging/history.py

@@ -1,5 +1,6 @@
 from asgiref.sync import sync_to_async
 from django.conf import settings
+import uuid
 
 from core.messaging.utils import messages_to_string
 from core.models import ChatSession, Message, QueuedMessage
@@ -316,9 +317,21 @@ async def apply_reaction(
     target = None
     target_uuid = str(target_message_id or "").strip()
     if target_uuid:
+        is_uuid = True
+        try:
+            uuid.UUID(str(target_uuid))
+        except Exception:
+            is_uuid = False
+        if is_uuid:
             target = await sync_to_async(
                 lambda: queryset.filter(id=target_uuid).order_by("-ts").first()
             )()
+        if target is None:
+            target = await sync_to_async(
+                lambda: queryset.filter(source_message_id=target_uuid)
+                .order_by("-ts")
+                .first()
+            )()
 
     if target is None:
         try:

core/migrations/0033_contactavailability_and_externalchatlink.py

@@ -0,0 +1,236 @@
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("core", "0032_commandvariantpolicy_store_document"),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="ContactAvailabilitySettings",
+            fields=[
+                ("id", models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name="ID")),
+                ("enabled", models.BooleanField(default=True)),
+                ("show_in_chat", models.BooleanField(default=True)),
+                ("show_in_groups", models.BooleanField(default=True)),
+                ("inference_enabled", models.BooleanField(default=True)),
+                ("retention_days", models.PositiveIntegerField(default=90)),
+                ("fade_threshold_seconds", models.PositiveIntegerField(default=900)),
+                ("created_at", models.DateTimeField(auto_now_add=True)),
+                ("updated_at", models.DateTimeField(auto_now=True)),
+                (
+                    "user",
+                    models.OneToOneField(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="contact_availability_settings",
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
+            ],
+        ),
+        migrations.CreateModel(
+            name="ContactAvailabilityEvent",
+            fields=[
+                ("id", models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name="ID")),
+                (
+                    "service",
+                    models.CharField(
+                        choices=[("signal", "Signal"), ("whatsapp", "WhatsApp"), ("xmpp", "XMPP"), ("instagram", "Instagram"), ("web", "Web")],
+                        max_length=255,
+                    ),
+                ),
+                (
+                    "source_kind",
+                    models.CharField(
+                        choices=[
+                            ("native_presence", "Native Presence"),
+                            ("read_receipt", "Read Receipt"),
+                            ("typing_start", "Typing Start"),
+                            ("typing_stop", "Typing Stop"),
+                            ("message_in", "Message In"),
+                            ("message_out", "Message Out"),
+                            ("inferred_timeout", "Inferred Timeout"),
+                        ],
+                        max_length=32,
+                    ),
+                ),
+                (
+                    "availability_state",
+                    models.CharField(
+                        choices=[("available", "Available"), ("unavailable", "Unavailable"), ("unknown", "Unknown"), ("fading", "Fading")],
+                        max_length=32,
+                    ),
+                ),
+                ("confidence", models.FloatField(default=0.0)),
+                ("ts", models.BigIntegerField(db_index=True)),
+                ("payload", models.JSONField(blank=True, default=dict)),
+                ("created_at", models.DateTimeField(auto_now_add=True)),
+                (
+                    "person",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="availability_events",
+                        to="core.person",
+                    ),
+                ),
+                (
+                    "person_identifier",
+                    models.ForeignKey(
+                        blank=True,
+                        null=True,
+                        on_delete=django.db.models.deletion.SET_NULL,
+                        related_name="availability_events",
+                        to="core.personidentifier",
+                    ),
+                ),
+                (
+                    "user",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="contact_availability_events",
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
+            ],
+            options={
+                "indexes": [
+                    models.Index(fields=["user", "person", "ts"], name="core_contac_user_id_0da9b2_idx"),
+                    models.Index(fields=["user", "service", "ts"], name="core_contac_user_id_bce271_idx"),
+                    models.Index(fields=["user", "availability_state", "ts"], name="core_contac_user_id_1b50b3_idx"),
+                ],
+            },
+        ),
+        migrations.CreateModel(
+            name="ExternalChatLink",
+            fields=[
+                ("id", models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name="ID")),
+                ("provider", models.CharField(default="codex_cli", max_length=64)),
+                ("external_chat_id", models.CharField(max_length=255)),
+                ("metadata", models.JSONField(blank=True, default=dict)),
+                ("enabled", models.BooleanField(default=True)),
+                ("created_at", models.DateTimeField(auto_now_add=True)),
+                ("updated_at", models.DateTimeField(auto_now=True)),
+                (
+                    "person",
+                    models.ForeignKey(
+                        blank=True,
+                        null=True,
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="external_chat_links",
+                        to="core.person",
+                    ),
+                ),
+                (
+                    "person_identifier",
+                    models.ForeignKey(
+                        blank=True,
+                        null=True,
+                        on_delete=django.db.models.deletion.SET_NULL,
+                        related_name="external_chat_links",
+                        to="core.personidentifier",
+                    ),
+                ),
+                (
+                    "user",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="external_chat_links",
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
+            ],
+            options={
+                "indexes": [
+                    models.Index(fields=["user", "provider", "external_chat_id"], name="core_extern_user_id_f4a7b0_idx"),
+                    models.Index(fields=["user", "provider", "enabled"], name="core_extern_user_id_7d2295_idx"),
+                ],
+                "constraints": [
+                    models.UniqueConstraint(fields=("user", "provider", "external_chat_id"), name="unique_external_chat_link_per_provider"),
+                ],
+            },
+        ),
+        migrations.CreateModel(
+            name="ContactAvailabilitySpan",
+            fields=[
+                ("id", models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name="ID")),
+                (
+                    "service",
+                    models.CharField(
+                        choices=[("signal", "Signal"), ("whatsapp", "WhatsApp"), ("xmpp", "XMPP"), ("instagram", "Instagram"), ("web", "Web")],
+                        max_length=255,
+                    ),
+                ),
+                (
+                    "state",
+                    models.CharField(
+                        choices=[("available", "Available"), ("unavailable", "Unavailable"), ("unknown", "Unknown"), ("fading", "Fading")],
+                        max_length=32,
+                    ),
+                ),
+                ("start_ts", models.BigIntegerField(db_index=True)),
+                ("end_ts", models.BigIntegerField(db_index=True)),
+                ("confidence_start", models.FloatField(default=0.0)),
+                ("confidence_end", models.FloatField(default=0.0)),
+                ("payload", models.JSONField(blank=True, default=dict)),
+                ("created_at", models.DateTimeField(auto_now_add=True)),
+                ("updated_at", models.DateTimeField(auto_now=True)),
+                (
+                    "closing_event",
+                    models.ForeignKey(
+                        blank=True,
+                        null=True,
+                        on_delete=django.db.models.deletion.SET_NULL,
+                        related_name="closing_spans",
+                        to="core.contactavailabilityevent",
+                    ),
+                ),
+                (
+                    "opening_event",
+                    models.ForeignKey(
+                        blank=True,
+                        null=True,
+                        on_delete=django.db.models.deletion.SET_NULL,
+                        related_name="opening_spans",
+                        to="core.contactavailabilityevent",
+                    ),
+                ),
+                (
+                    "person",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="availability_spans",
+                        to="core.person",
+                    ),
+                ),
+                (
+                    "person_identifier",
+                    models.ForeignKey(
+                        blank=True,
+                        null=True,
+                        on_delete=django.db.models.deletion.SET_NULL,
+                        related_name="availability_spans",
+                        to="core.personidentifier",
+                    ),
+                ),
+                (
+                    "user",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="contact_availability_spans",
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
+            ],
+            options={
+                "indexes": [
+                    models.Index(fields=["user", "person", "start_ts"], name="core_contac_user_id_9cd15a_idx"),
+                    models.Index(fields=["user", "person", "end_ts"], name="core_contac_user_id_88584a_idx"),
+                    models.Index(fields=["user", "service", "start_ts"], name="core_contac_user_id_182ffb_idx"),
+                ],
+            },
+        ),
+    ]

core/models.py

@@ -20,14 +20,14 @@ SERVICE_CHOICES = (
 )
 CHANNEL_SERVICE_CHOICES = SERVICE_CHOICES + (("web", "Web"),)
 MBTI_CHOICES = (
-    ("INTJ", "INTJ - Architect"),
+    ("INTJ", "INTJ - Architect"),# ;)
     ("INTP", "INTP - Logician"),
     ("ENTJ", "ENTJ - Commander"),
     ("ENTP", "ENTP - Debater"),
     ("INFJ", "INFJ - Advocate"),
     ("INFP", "INFP - Mediator"),
     ("ENFJ", "ENFJ - Protagonist"),
-    ("ENFP", "ENFP - Campaigner"),
+    ("ENFP", "ENFP - Campaigner"), # <3
     ("ISTJ", "ISTJ - Logistician"),
     ("ISFJ", "ISFJ - Defender"),
     ("ESTJ", "ESTJ - Executive"),
@@ -2227,6 +2227,164 @@ class TaskProviderConfig(models.Model):
         ]
 
 
+class ContactAvailabilitySettings(models.Model):
+    user = models.OneToOneField(
+        User,
+        on_delete=models.CASCADE,
+        related_name="contact_availability_settings",
+    )
+    enabled = models.BooleanField(default=True)
+    show_in_chat = models.BooleanField(default=True)
+    show_in_groups = models.BooleanField(default=True)
+    inference_enabled = models.BooleanField(default=True)
+    retention_days = models.PositiveIntegerField(default=90)
+    fade_threshold_seconds = models.PositiveIntegerField(default=900)
+    created_at = models.DateTimeField(auto_now_add=True)
+    updated_at = models.DateTimeField(auto_now=True)
+
+
+class ContactAvailabilityEvent(models.Model):
+    SOURCE_KIND_CHOICES = (
+        ("native_presence", "Native Presence"),
+        ("read_receipt", "Read Receipt"),
+        ("typing_start", "Typing Start"),
+        ("typing_stop", "Typing Stop"),
+        ("message_in", "Message In"),
+        ("message_out", "Message Out"),
+        ("inferred_timeout", "Inferred Timeout"),
+    )
+    STATE_CHOICES = (
+        ("available", "Available"),
+        ("unavailable", "Unavailable"),
+        ("unknown", "Unknown"),
+        ("fading", "Fading"),
+    )
+
+    user = models.ForeignKey(
+        User,
+        on_delete=models.CASCADE,
+        related_name="contact_availability_events",
+    )
+    person = models.ForeignKey(
+        Person,
+        on_delete=models.CASCADE,
+        related_name="availability_events",
+    )
+    person_identifier = models.ForeignKey(
+        PersonIdentifier,
+        on_delete=models.SET_NULL,
+        null=True,
+        blank=True,
+        related_name="availability_events",
+    )
+    service = models.CharField(max_length=255, choices=CHANNEL_SERVICE_CHOICES)
+    source_kind = models.CharField(max_length=32, choices=SOURCE_KIND_CHOICES)
+    availability_state = models.CharField(max_length=32, choices=STATE_CHOICES)
+    confidence = models.FloatField(default=0.0)
+    ts = models.BigIntegerField(db_index=True)
+    payload = models.JSONField(default=dict, blank=True)
+    created_at = models.DateTimeField(auto_now_add=True)
+
+    class Meta:
+        indexes = [
+            models.Index(fields=["user", "person", "ts"]),
+            models.Index(fields=["user", "service", "ts"]),
+            models.Index(fields=["user", "availability_state", "ts"]),
+        ]
+
+
+class ContactAvailabilitySpan(models.Model):
+    STATE_CHOICES = ContactAvailabilityEvent.STATE_CHOICES
+
+    user = models.ForeignKey(
+        User,
+        on_delete=models.CASCADE,
+        related_name="contact_availability_spans",
+    )
+    person = models.ForeignKey(
+        Person,
+        on_delete=models.CASCADE,
+        related_name="availability_spans",
+    )
+    person_identifier = models.ForeignKey(
+        PersonIdentifier,
+        on_delete=models.SET_NULL,
+        null=True,
+        blank=True,
+        related_name="availability_spans",
+    )
+    service = models.CharField(max_length=255, choices=CHANNEL_SERVICE_CHOICES)
+    state = models.CharField(max_length=32, choices=STATE_CHOICES)
+    start_ts = models.BigIntegerField(db_index=True)
+    end_ts = models.BigIntegerField(db_index=True)
+    confidence_start = models.FloatField(default=0.0)
+    confidence_end = models.FloatField(default=0.0)
+    opening_event = models.ForeignKey(
+        ContactAvailabilityEvent,
+        on_delete=models.SET_NULL,
+        null=True,
+        blank=True,
+        related_name="opening_spans",
+    )
+    closing_event = models.ForeignKey(
+        ContactAvailabilityEvent,
+        on_delete=models.SET_NULL,
+        null=True,
+        blank=True,
+        related_name="closing_spans",
+    )
+    payload = models.JSONField(default=dict, blank=True)
+    created_at = models.DateTimeField(auto_now_add=True)
+    updated_at = models.DateTimeField(auto_now=True)
+
+    class Meta:
+        indexes = [
+            models.Index(fields=["user", "person", "start_ts"]),
+            models.Index(fields=["user", "person", "end_ts"]),
+            models.Index(fields=["user", "service", "start_ts"]),
+        ]
+
+
+class ExternalChatLink(models.Model):
+    user = models.ForeignKey(
+        User,
+        on_delete=models.CASCADE,
+        related_name="external_chat_links",
+    )
+    provider = models.CharField(max_length=64, default="codex_cli")
+    person = models.ForeignKey(
+        Person,
+        on_delete=models.CASCADE,
+        null=True,
+        blank=True,
+        related_name="external_chat_links",
+    )
+    person_identifier = models.ForeignKey(
+        PersonIdentifier,
+        on_delete=models.SET_NULL,
+        null=True,
+        blank=True,
+        related_name="external_chat_links",
+    )
+    external_chat_id = models.CharField(max_length=255)
+    metadata = models.JSONField(default=dict, blank=True)
+    enabled = models.BooleanField(default=True)
+    created_at = models.DateTimeField(auto_now_add=True)
+    updated_at = models.DateTimeField(auto_now=True)
+
+    class Meta:
+        indexes = [
+            models.Index(fields=["user", "provider", "external_chat_id"]),
+            models.Index(fields=["user", "provider", "enabled"]),
+        ]
+        constraints = [
+            models.UniqueConstraint(
+                fields=["user", "provider", "external_chat_id"],
+                name="unique_external_chat_link_per_provider",
+            )
+        ]
+
+
 class TaskCompletionPattern(models.Model):
     id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
     user = models.ForeignKey(User, on_delete=models.CASCADE, related_name="task_completion_patterns")

core/modules/router.py

@@ -1,4 +1,5 @@
 import asyncio
+import re
 
 from asgiref.sync import sync_to_async
 from django.conf import settings
@@ -13,6 +14,7 @@ from core.commands.base import CommandContext
 from core.commands.engine import process_inbound_message
 from core.messaging import history
 from core.models import PersonIdentifier
+from core.presence import AvailabilitySignal, record_native_signal
 from core.realtime.typing_state import set_person_typing_state
 from core.translation.engine import process_inbound_translation
 from core.util import logs
@@ -100,6 +102,32 @@ class UnifiedRouter(object):
         message_text = str(kwargs.get("text") or "").strip()
         if local_message is None:
             return
+        identifiers = await self._resolve_identifier_objects(protocol, identifier)
+        if identifiers:
+            outgoing = str(getattr(local_message, "custom_author", "") or "").strip().upper() in {
+                "USER",
+                "BOT",
+            }
+            source_kind = "message_out" if outgoing else "message_in"
+            confidence = 0.65 if outgoing else 0.75
+            for row in identifiers:
+                record_native_signal(
+                    AvailabilitySignal(
+                        user=row.user,
+                        person=row.person,
+                        person_identifier=row,
+                        service=str(protocol or "").strip().lower(),
+                        source_kind=source_kind,
+                        availability_state="available",
+                        confidence=confidence,
+                        ts=int(getattr(local_message, "ts", 0) or 0),
+                        payload={
+                            "origin": "router.message_received",
+                            "message_id": str(getattr(local_message, "id", "") or ""),
+                            "outgoing": outgoing,
+                        },
+                    )
+                )
         channel_identifier = ""
         if isinstance(identifier, PersonIdentifier):
             channel_identifier = str(identifier.identifier or "").strip()
@@ -127,6 +155,31 @@ class UnifiedRouter(object):
             await process_inbound_assist(local_message)
         except Exception as exc:
             self.log.warning("Assist/task processing failed: %s", exc)
+        await self._refresh_workspace_metrics_for_identifiers(identifiers)
+
+    async def _refresh_workspace_metrics_for_identifiers(self, identifiers):
+        if not identifiers:
+            return
+        seen = set()
+        for row in identifiers:
+            person = getattr(row, "person", None)
+            user = getattr(row, "user", None)
+            if person is None or user is None:
+                continue
+            person_key = str(getattr(person, "id", "") or "")
+            if not person_key or person_key in seen:
+                continue
+            seen.add(person_key)
+            try:
+                from core.views.workspace import _conversation_for_person
+
+                await sync_to_async(_conversation_for_person)(user, person)
+            except Exception as exc:
+                self.log.warning(
+                    "Workspace metrics refresh failed for person=%s: %s",
+                    person_key,
+                    exc,
+                )
 
     async def _resolve_identifier_objects(self, protocol, identifier):
         if isinstance(identifier, PersonIdentifier):
@@ -134,9 +187,28 @@ class UnifiedRouter(object):
         value = str(identifier or "").strip()
         if not value:
             return []
+        variants = [value]
+        bare = value.split("@", 1)[0].strip()
+        if bare and bare not in variants:
+            variants.append(bare)
+        if protocol == "signal":
+            digits = re.sub(r"[^0-9]", "", value)
+            if digits and digits not in variants:
+                variants.append(digits)
+            if digits:
+                plus = f"+{digits}"
+                if plus not in variants:
+                    variants.append(plus)
+        elif protocol == "whatsapp" and bare:
+            direct = f"{bare}@s.whatsapp.net"
+            group = f"{bare}@g.us"
+            if direct not in variants:
+                variants.append(direct)
+            if group not in variants:
+                variants.append(group)
         return await sync_to_async(list)(
             PersonIdentifier.objects.filter(
-                identifier=value,
+                identifier__in=variants,
                 service=protocol,
             )
         )
@@ -160,12 +232,75 @@ class UnifiedRouter(object):
                 read_by_identifier=read_by or row.identifier,
                 payload=payload,
             )
+            record_native_signal(
+                AvailabilitySignal(
+                    user=row.user,
+                    person=row.person,
+                    person_identifier=row,
+                    service=str(protocol or "").strip().lower(),
+                    source_kind="read_receipt",
+                    availability_state="available",
+                    confidence=0.95,
+                    ts=int(read_ts or 0),
+                    payload={
+                        "origin": "router.message_read",
+                        "message_timestamps": [int(v) for v in list(timestamps or []) if str(v).isdigit()],
+                        "read_by": str(read_by or row.identifier),
+                    },
+                )
+            )
+        await self._refresh_workspace_metrics_for_identifiers(identifiers)
+
+    async def presence_changed(self, protocol, *args, **kwargs):
+        identifier = kwargs.get("identifier")
+        state = str(kwargs.get("state") or "unknown").strip().lower()
+        if state not in {"available", "unavailable", "unknown", "fading"}:
+            state = "unknown"
+        try:
+            confidence = float(kwargs.get("confidence") or 0.6)
+        except Exception:
+            confidence = 0.6
+        try:
+            ts = int(kwargs.get("ts") or 0)
+        except Exception:
+            ts = 0
+        payload = dict(kwargs.get("payload") or {})
+
+        identifiers = await self._resolve_identifier_objects(protocol, identifier)
+        for row in identifiers:
+            record_native_signal(
+                AvailabilitySignal(
+                    user=row.user,
+                    person=row.person,
+                    person_identifier=row,
+                    service=str(protocol or "").strip().lower(),
+                    source_kind="native_presence",
+                    availability_state=state,
+                    confidence=confidence,
+                    ts=ts,
+                    payload=payload,
+                )
+            )
+        await self._refresh_workspace_metrics_for_identifiers(identifiers)
 
     async def started_typing(self, protocol, *args, **kwargs):
         self.log.info(f"Started typing ({protocol}) {args} {kwargs}")
         identifier = kwargs.get("identifier")
         identifiers = await self._resolve_identifier_objects(protocol, identifier)
         for src in identifiers:
+            record_native_signal(
+                AvailabilitySignal(
+                    user=src.user,
+                    person=src.person,
+                    person_identifier=src,
+                    service=str(protocol or "").strip().lower(),
+                    source_kind="typing_start",
+                    availability_state="available",
+                    confidence=0.9,
+                    ts=0,
+                    payload={"origin": "router.started_typing"},
+                )
+            )
             if protocol != "xmpp":
                 set_person_typing_state(
                     user_id=src.user_id,
@@ -201,6 +336,19 @@ class UnifiedRouter(object):
         identifier = kwargs.get("identifier")
         identifiers = await self._resolve_identifier_objects(protocol, identifier)
         for src in identifiers:
+            record_native_signal(
+                AvailabilitySignal(
+                    user=src.user,
+                    person=src.person,
+                    person_identifier=src,
+                    service=str(protocol or "").strip().lower(),
+                    source_kind="typing_stop",
+                    availability_state="fading",
+                    confidence=0.5,
+                    ts=0,
+                    payload={"origin": "router.stopped_typing"},
+                )
+            )
             if protocol != "xmpp":
                 set_person_typing_state(
                     user_id=src.user_id,

core/presence/__init__.py

@@ -0,0 +1,18 @@
+from .engine import (
+    AvailabilitySignal,
+    ensure_fading_state,
+    get_settings,
+    record_inferred_signal,
+    record_native_signal,
+)
+from .query import latest_state_for_people, spans_for_range
+
+__all__ = [
+    "AvailabilitySignal",
+    "ensure_fading_state",
+    "get_settings",
+    "record_inferred_signal",
+    "record_native_signal",
+    "latest_state_for_people",
+    "spans_for_range",
+]

core/presence/engine.py

@@ -0,0 +1,175 @@
+from __future__ import annotations
+
+from dataclasses import dataclass
+
+from django.db import transaction
+
+from core.models import (
+    ContactAvailabilityEvent,
+    ContactAvailabilitySettings,
+    ContactAvailabilitySpan,
+    Person,
+    PersonIdentifier,
+    User,
+)
+from .inference import fade_confidence, now_ms, should_fade
+
+POSITIVE_SOURCE_KINDS = {"native_presence", "read_receipt", "typing_start", "message_in"}
+
+
+@dataclass(slots=True)
+class AvailabilitySignal:
+    user: User
+    person: Person
+    person_identifier: PersonIdentifier | None
+    service: str
+    source_kind: str
+    availability_state: str
+    confidence: float = 0.8
+    ts: int = 0
+    payload: dict | None = None
+
+
+def get_settings(user: User) -> ContactAvailabilitySettings:
+    settings_row, _ = ContactAvailabilitySettings.objects.get_or_create(user=user)
+    return settings_row
+
+
+def _normalize_ts(value: int | None) -> int:
+    try:
+        ts = int(value or 0)
+    except Exception:
+        ts = 0
+    return ts if ts > 0 else now_ms()
+
+
+def _upsert_spans_for_event(event: ContactAvailabilityEvent) -> None:
+    prev = (
+        ContactAvailabilitySpan.objects.filter(
+            user=event.user,
+            person=event.person,
+            service=event.service,
+        )
+        .order_by("-end_ts", "-id")
+        .first()
+    )
+
+    if prev and prev.state == event.availability_state:
+        prev.end_ts = max(int(prev.end_ts or 0), int(event.ts or 0))
+        prev.confidence_end = float(event.confidence or 0.0)
+        prev.closing_event = event
+        prev.payload = dict(prev.payload or {})
+        prev.payload.update({"extended_by": str(event.source_kind or "")})
+        prev.save(
+            update_fields=[
+                "end_ts",
+                "confidence_end",
+                "closing_event",
+                "payload",
+                "updated_at",
+            ]
+        )
+        return
+
+    ContactAvailabilitySpan.objects.create(
+        user=event.user,
+        person=event.person,
+        person_identifier=event.person_identifier,
+        service=event.service,
+        state=event.availability_state,
+        start_ts=int(event.ts or 0),
+        end_ts=int(event.ts or 0),
+        confidence_start=float(event.confidence or 0.0),
+        confidence_end=float(event.confidence or 0.0),
+        opening_event=event,
+        closing_event=event,
+        payload=dict(event.payload or {}),
+    )
+
+
+@transaction.atomic
+def record_native_signal(signal: AvailabilitySignal) -> ContactAvailabilityEvent | None:
+    settings_row = get_settings(signal.user)
+    if not settings_row.enabled:
+        return None
+
+    event = ContactAvailabilityEvent.objects.create(
+        user=signal.user,
+        person=signal.person,
+        person_identifier=signal.person_identifier,
+        service=str(signal.service or "").strip().lower() or "signal",
+        source_kind=str(signal.source_kind or "").strip() or "native_presence",
+        availability_state=str(signal.availability_state or "unknown").strip() or "unknown",
+        confidence=float(signal.confidence or 0.0),
+        ts=_normalize_ts(signal.ts),
+        payload=dict(signal.payload or {}),
+    )
+    _upsert_spans_for_event(event)
+    _prune_old_data(signal.user, settings_row.retention_days)
+    return event
+
+
+def record_inferred_signal(signal: AvailabilitySignal) -> ContactAvailabilityEvent | None:
+    settings_row = get_settings(signal.user)
+    if not settings_row.enabled or not settings_row.inference_enabled:
+        return None
+    return record_native_signal(signal)
+
+
+def _prune_old_data(user: User, retention_days: int) -> None:
+    days = max(1, int(retention_days or 90))
+    cutoff = now_ms() - (days * 24 * 60 * 60 * 1000)
+    ContactAvailabilityEvent.objects.filter(user=user, ts__lt=cutoff).delete()
+    ContactAvailabilitySpan.objects.filter(user=user, end_ts__lt=cutoff).delete()
+
+
+def ensure_fading_state(
+    *,
+    user: User,
+    person: Person,
+    person_identifier: PersonIdentifier | None,
+    service: str,
+    at_ts: int | None = None,
+) -> ContactAvailabilityEvent | None:
+    settings_row = get_settings(user)
+    if not settings_row.enabled or not settings_row.inference_enabled:
+        return None
+
+    current_ts = _normalize_ts(at_ts)
+    latest = (
+        ContactAvailabilityEvent.objects.filter(
+            user=user,
+            person=person,
+            service=str(service or "").strip().lower(),
+        )
+        .order_by("-ts", "-id")
+        .first()
+    )
+    if latest is None:
+        return None
+    if latest.availability_state in {"fading", "unavailable"}:
+        return None
+    if latest.source_kind not in POSITIVE_SOURCE_KINDS:
+        return None
+    if not should_fade(int(latest.ts or 0), current_ts, settings_row.fade_threshold_seconds):
+        return None
+
+    elapsed = max(0, current_ts - int(latest.ts or 0))
+    payload = {
+        "inferred_from": latest.source_kind,
+        "last_signal_ts": int(latest.ts or 0),
+        "elapsed_ms": elapsed,
+    }
+    return record_inferred_signal(
+        AvailabilitySignal(
+            user=user,
+            person=person,
+            person_identifier=person_identifier,
+            service=service,
+            source_kind="inferred_timeout",
+            availability_state="fading",
+            confidence=fade_confidence(elapsed, settings_row.fade_threshold_seconds),
+            ts=current_ts,
+            payload=payload,
+        )
+    )

core/presence/inference.py

@@ -0,0 +1,28 @@
+from __future__ import annotations
+
+import time
+
+
+def now_ms() -> int:
+    return int(time.time() * 1000)
+
+
+def fade_confidence(elapsed_ms: int, fade_threshold_seconds: int) -> float:
+    """
+    Convert elapsed inactivity to a confidence score for fading state.
+
+    Confidence starts at 0.7 when fading begins and decays toward 0.2 over
+    4x fade threshold windows.
+    """
+    threshold_ms = max(1, int(fade_threshold_seconds or 900) * 1000)
+    if elapsed_ms <= threshold_ms:
+        return 0.7
+    over = min(4.0, float(elapsed_ms - threshold_ms) / float(threshold_ms))
+    return max(0.2, 0.7 - (over * 0.125))
+
+
+def should_fade(last_event_ts: int, now_ts: int, fade_threshold_seconds: int) -> bool:
+    if last_event_ts <= 0:
+        return False
+    threshold_ms = max(1, int(fade_threshold_seconds or 900) * 1000)
+    return int(now_ts) - int(last_event_ts) >= threshold_ms

core/presence/query.py

@@ -0,0 +1,60 @@
+from __future__ import annotations
+
+from django.db.models import Q
+
+from core.models import ContactAvailabilityEvent, ContactAvailabilitySpan, Person, User
+from .engine import ensure_fading_state
+from .inference import now_ms
+
+
+def spans_for_range(
+    *,
+    user: User,
+    person: Person,
+    start_ts: int,
+    end_ts: int,
+    service: str = "",
+    limit: int = 200,
+):
+    qs = ContactAvailabilitySpan.objects.filter(
+        user=user,
+        person=person,
+    ).filter(
+        Q(start_ts__lte=end_ts) & Q(end_ts__gte=start_ts)
+    )
+    if service:
+        qs = qs.filter(service=str(service).strip().lower())
+
+    ensure_fading_state(
+        user=user,
+        person=person,
+        person_identifier=None,
+        service=(str(service or "").strip().lower() or "signal"),
+        at_ts=now_ms(),
+    )
+
+    return list(qs.order_by("-end_ts")[: max(1, min(int(limit or 200), 500))])
+
+
+def latest_state_for_people(*, user: User, person_ids: list, service: str = "") -> dict:
+    out = {}
+    if not person_ids:
+        return out
+    qs = ContactAvailabilityEvent.objects.filter(user=user, person_id__in=person_ids)
+    if service:
+        qs = qs.filter(service=str(service).strip().lower())
+    rows = list(qs.order_by("person_id", "-ts", "-id"))
+    seen = set()
+    for row in rows:
+        person_key = str(row.person_id)
+        if person_key in seen:
+            continue
+        seen.add(person_key)
+        out[person_key] = {
+            "state": str(row.availability_state or "unknown"),
+            "confidence": float(row.confidence or 0.0),
+            "service": str(row.service or ""),
+            "ts": int(row.ts or 0),
+            "source_kind": str(row.source_kind or ""),
+        }
+    return out

core/tasks/engine.py

@@ -4,6 +4,7 @@ import re
 
 from asgiref.sync import sync_to_async
 from django.conf import settings
+from django.db.models import Q
 
 from core.clients.transport import send_message_raw
 from core.messaging import ai as ai_runner
@@ -14,11 +15,13 @@ from core.models import (
     DerivedTask,
     DerivedTaskEvent,
     ExternalSyncEvent,
+    ExternalChatLink,
     Message,
+    PersonIdentifier,
     TaskCompletionPattern,
     TaskProviderConfig,
 )
-from core.tasks.providers.mock import get_provider
+from core.tasks.providers import get_provider
 
 _TASK_HINT_RE = re.compile(r"\b(todo|task|action|need to|please)\b", re.IGNORECASE)
 _COMPLETION_RE = re.compile(r"\b(done|completed|fixed)\s*#([A-Za-z0-9_-]+)\b", re.IGNORECASE)
@@ -218,6 +221,64 @@ async def _emit_sync_event(task: DerivedTask, event: DerivedTaskEvent, action: s
     provider_settings = dict(getattr(cfg, "settings", {}) or {})
     provider = get_provider(provider_name)
     idempotency_key = f"{provider_name}:{task.id}:{event.id}"
+    variants = _channel_variants(task.source_service or "", task.source_channel or "")
+    person_identifier = None
+    if variants:
+        person_identifier = await sync_to_async(
+            lambda: PersonIdentifier.objects.filter(
+                user=task.user,
+                service=task.source_service,
+                identifier__in=variants,
+            )
+            .select_related("person")
+            .order_by("-id")
+            .first()
+        )()
+    external_chat_id = ""
+    if person_identifier is not None:
+        link = await sync_to_async(
+            lambda: ExternalChatLink.objects.filter(
+                user=task.user,
+                provider=provider_name,
+                enabled=True,
+            )
+            .filter(
+                Q(person_identifier=person_identifier)
+                | Q(person=person_identifier.person)
+            )
+            .order_by("-updated_at", "-id")
+            .first()
+        )()
+        if link is not None:
+            external_chat_id = str(link.external_chat_id or "").strip()
+
+    # Worker-backed providers are queued and executed by `manage.py codex_worker`.
+    if bool(getattr(provider, "run_in_worker", False)):
+        await sync_to_async(ExternalSyncEvent.objects.update_or_create)(
+            idempotency_key=idempotency_key,
+            defaults={
+                "user": task.user,
+                "task": task,
+                "task_event": event,
+                "provider": provider_name,
+                "status": "pending",
+                "payload": {
+                    "action": action,
+                    "provider_payload": {
+                        "task_id": str(task.id),
+                        "title": task.title,
+                        "external_key": task.external_key,
+                        "reference_code": task.reference_code,
+                        "source_service": str(task.source_service or ""),
+                        "source_channel": str(task.source_channel or ""),
+                        "external_chat_id": external_chat_id,
+                        "payload": event.payload,
+                    },
+                },
+                "error": "",
+            },
+        )
+        return
 
     if action == "create":
         result = provider.create_task(provider_settings, {
@@ -225,18 +286,27 @@ async def _emit_sync_event(task: DerivedTask, event: DerivedTaskEvent, action: s
             "title": task.title,
             "external_key": task.external_key,
             "reference_code": task.reference_code,
+            "source_service": str(task.source_service or ""),
+            "source_channel": str(task.source_channel or ""),
+            "external_chat_id": external_chat_id,
         })
     elif action == "complete":
         result = provider.mark_complete(provider_settings, {
             "task_id": str(task.id),
             "external_key": task.external_key,
             "reference_code": task.reference_code,
+            "source_service": str(task.source_service or ""),
+            "source_channel": str(task.source_channel or ""),
+            "external_chat_id": external_chat_id,
         })
     else:
         result = provider.append_update(provider_settings, {
             "task_id": str(task.id),
             "external_key": task.external_key,
             "reference_code": task.reference_code,
+            "source_service": str(task.source_service or ""),
+            "source_channel": str(task.source_channel or ""),
+            "external_chat_id": external_chat_id,
             "payload": event.payload,
         })
 

core/tasks/providers/__init__.py

@@ -0,0 +1,19 @@
+from __future__ import annotations
+
+from .base import TaskProvider
+from .codex_cli import CodexCLITaskProvider
+from .mock import MockTaskProvider
+
+PROVIDERS = {
+    "mock": MockTaskProvider(),
+    "codex_cli": CodexCLITaskProvider(),
+}
+
+
+def get_provider(name: str) -> TaskProvider:
+    key = str(name or "").strip().lower()
+    return PROVIDERS.get(key, PROVIDERS["mock"])
+
+
+def list_providers() -> list[TaskProvider]:
+    return list(PROVIDERS.values())

core/tasks/providers/base.py

@@ -13,6 +13,7 @@ class ProviderResult:
 
 class TaskProvider:
     name = "base"
+    run_in_worker = False
 
     def healthcheck(self, config: dict) -> ProviderResult:
         raise NotImplementedError

core/tasks/providers/codex_cli.py

@@ -0,0 +1,117 @@
+from __future__ import annotations
+
+import json
+import subprocess
+
+from .base import ProviderResult, TaskProvider
+
+
+class CodexCLITaskProvider(TaskProvider):
+    name = "codex_cli"
+    run_in_worker = True
+
+    def _timeout(self, config: dict) -> int:
+        try:
+            return max(1, int(config.get("timeout_seconds") or 60))
+        except Exception:
+            return 60
+
+    def _command(self, config: dict) -> str:
+        return str(config.get("command") or "codex").strip() or "codex"
+
+    def _workspace(self, config: dict) -> str:
+        return str(config.get("workspace_root") or "").strip()
+
+    def _profile(self, config: dict) -> str:
+        return str(config.get("default_profile") or "").strip()
+
+    def _run(self, config: dict, op: str, payload: dict) -> ProviderResult:
+        cmd = [self._command(config), "task-sync", "--op", str(op)]
+        workspace = self._workspace(config)
+        if workspace:
+            cmd.extend(["--workspace", workspace])
+        profile = self._profile(config)
+        if profile:
+            cmd.extend(["--profile", profile])
+        command_timeout = self._timeout(config)
+        data = json.dumps(dict(payload or {}), separators=(",", ":"))
+        cmd.extend(["--payload-json", data])
+
+        try:
+            completed = subprocess.run(
+                cmd,
+                capture_output=True,
+                text=True,
+                timeout=command_timeout,
+                check=False,
+                cwd=workspace if workspace else None,
+            )
+        except subprocess.TimeoutExpired:
+            return ProviderResult(
+                ok=False,
+                error=f"codex_cli_timeout_{command_timeout}s",
+                payload={"op": op, "timeout_seconds": command_timeout},
+            )
+        except Exception as exc:
+            return ProviderResult(ok=False, error=f"codex_cli_exec_error:{exc}", payload={"op": op})
+
+        stdout = str(completed.stdout or "").strip()
+        stderr = str(completed.stderr or "").strip()
+        parsed = {}
+        if stdout:
+            try:
+                parsed = json.loads(stdout)
+                if not isinstance(parsed, dict):
+                    parsed = {"raw_stdout": stdout}
+            except Exception:
+                parsed = {"raw_stdout": stdout}
+
+        ext = (
+            str(parsed.get("external_key") or "").strip()
+            or str(parsed.get("task_id") or "").strip()
+            or str(payload.get("external_key") or "").strip()
+        )
+
+        ok = completed.returncode == 0
+        out_payload = {
+            "op": op,
+            "returncode": int(completed.returncode),
+            "stdout": stdout[:4000],
+            "stderr": stderr[:4000],
+        }
+        out_payload.update(parsed)
+        return ProviderResult(ok=ok, external_key=ext, error=("" if ok else stderr[:4000]), payload=out_payload)
+
+    def healthcheck(self, config: dict) -> ProviderResult:
+        command = self._command(config)
+        try:
+            completed = subprocess.run(
+                [command, "--version"],
+                capture_output=True,
+                text=True,
+                timeout=max(1, min(20, self._timeout(config))),
+                check=False,
+            )
+        except Exception as exc:
+            return ProviderResult(ok=False, error=f"codex_cli_unavailable:{exc}")
+        return ProviderResult(
+            ok=(completed.returncode == 0),
+            payload={
+                "returncode": int(completed.returncode),
+                "stdout": str(completed.stdout or "").strip()[:1000],
+                "stderr": str(completed.stderr or "").strip()[:1000],
+            },
+            error=("" if completed.returncode == 0 else str(completed.stderr or "").strip()[:1000]),
+        )
+
+    def create_task(self, config: dict, payload: dict) -> ProviderResult:
+        return self._run(config, "create", payload)
+
+    def append_update(self, config: dict, payload: dict) -> ProviderResult:
+        return self._run(config, "append_update", payload)
+
+    def mark_complete(self, config: dict, payload: dict) -> ProviderResult:
+        return self._run(config, "mark_complete", payload)
+
+    def link_task(self, config: dict, payload: dict) -> ProviderResult:
+        return self._run(config, "link_task", payload)

core/tasks/providers/mock.py

@@ -23,12 +23,3 @@ class MockTaskProvider(TaskProvider):
 
     def link_task(self, config: dict, payload: dict) -> ProviderResult:
         return ProviderResult(ok=True, external_key=str(payload.get("external_key") or ""), payload={"action": "link_task"})
-
-
-PROVIDERS = {
-    "mock": MockTaskProvider(),
-}
-
-
-def get_provider(name: str) -> TaskProvider:
-    return PROVIDERS.get(str(name or "").strip().lower(), PROVIDERS["mock"])

core/templates/base.html

@@ -377,6 +377,9 @@
                 <a class="navbar-item" href="{% url 'sessions' type='page' %}">
                   Sessions
                 </a>
+                <a class="navbar-item" href="{% url 'command_routing' %}#bp-documents">
+                  Documents
+                </a>
               </div>
             </div>
 
@@ -401,6 +404,9 @@
                 <a class="navbar-item" href="{% url 'tasks_settings' %}">
                   Task Settings
                 </a>
+                <a class="navbar-item" href="{% url 'availability_settings' %}">
+                  Availability
+                </a>
                 <a class="navbar-item" href="{% url 'translation_settings' %}">
                   Translation
                 </a>

core/templates/pages/availability-settings.html

@@ -0,0 +1,128 @@
+{% extends "base.html" %}
+
+{% block content %}
+<section class="section">
+  <div class="container">
+    <h1 class="title is-4">Availability Settings</h1>
+    <form method="post" class="box">
+      {% csrf_token %}
+      <div class="columns is-multiline">
+        <div class="column is-3"><label class="checkbox"><input type="checkbox" name="enabled" {% if settings_row.enabled %}checked{% endif %}> Enabled</label></div>
+        <div class="column is-3"><label class="checkbox"><input type="checkbox" name="show_in_chat" {% if settings_row.show_in_chat %}checked{% endif %}> Show In Chat</label></div>
+        <div class="column is-3"><label class="checkbox"><input type="checkbox" name="show_in_groups" {% if settings_row.show_in_groups %}checked{% endif %}> Show In Groups</label></div>
+        <div class="column is-3"><label class="checkbox"><input type="checkbox" name="inference_enabled" {% if settings_row.inference_enabled %}checked{% endif %}> Inference Enabled</label></div>
+        <div class="column is-3">
+          <label class="label is-size-7">Retention Days</label>
+          <input class="input is-small" type="number" min="1" name="retention_days" value="{{ settings_row.retention_days }}">
+        </div>
+        <div class="column is-3">
+          <label class="label is-size-7">Fade Threshold (seconds)</label>
+          <input class="input is-small" type="number" min="30" name="fade_threshold_seconds" value="{{ settings_row.fade_threshold_seconds }}">
+        </div>
+      </div>
+      <button class="button is-link is-small" type="submit">Save</button>
+    </form>
+
+    <form method="get" class="box">
+      <h2 class="title is-6">Timeline Filters</h2>
+      <div class="columns is-multiline">
+        <div class="column is-3">
+          <label class="label is-size-7">Person</label>
+          <div class="select is-small is-fullwidth">
+            <select name="person">
+              <option value="">All</option>
+              {% for person in people %}
+                <option value="{{ person.id }}" {% if filters.person == person.id|stringformat:"s" %}selected{% endif %}>{{ person.name }}</option>
+              {% endfor %}
+            </select>
+          </div>
+        </div>
+        <div class="column is-2">
+          <label class="label is-size-7">Service</label>
+          <div class="select is-small is-fullwidth">
+            <select name="service">
+              <option value="">All</option>
+              {% for item in service_choices %}
+                <option value="{{ item }}" {% if filters.service == item %}selected{% endif %}>{{ item }}</option>
+              {% endfor %}
+            </select>
+          </div>
+        </div>
+        <div class="column is-2">
+          <label class="label is-size-7">State</label>
+          <div class="select is-small is-fullwidth">
+            <select name="state">
+              <option value="">All</option>
+              {% for item in state_choices %}
+                <option value="{{ item }}" {% if filters.state == item %}selected{% endif %}>{{ item }}</option>
+              {% endfor %}
+            </select>
+          </div>
+        </div>
+        <div class="column is-2">
+          <label class="label is-size-7">Source</label>
+          <div class="select is-small is-fullwidth">
+            <select name="source_kind">
+              <option value="">All</option>
+              {% for item in source_kind_choices %}
+                <option value="{{ item }}" {% if filters.source_kind == item %}selected{% endif %}>{{ item }}</option>
+              {% endfor %}
+            </select>
+          </div>
+        </div>
+        <div class="column is-2">
+          <label class="label is-size-7">Start (ISO)</label>
+          <input class="input is-small" type="datetime-local" name="start" value="{{ filters.start }}">
+        </div>
+        <div class="column is-2">
+          <label class="label is-size-7">End (ISO)</label>
+          <input class="input is-small" type="datetime-local" name="end" value="{{ filters.end }}">
+        </div>
+      </div>
+      <button class="button is-light is-small" type="submit">Apply</button>
+    </form>
+
+    <div class="box">
+      <h2 class="title is-6">Availability Events</h2>
+      <table class="table is-fullwidth is-striped is-size-7">
+        <thead><tr><th>ts</th><th>person</th><th>service</th><th>source</th><th>state</th><th>confidence</th></tr></thead>
+        <tbody>
+          {% for row in events %}
+            <tr>
+              <td>{{ row.ts }}</td>
+              <td>{{ row.person.name }}</td>
+              <td>{{ row.service }}</td>
+              <td>{{ row.source_kind }}</td>
+              <td>{{ row.availability_state }}</td>
+              <td>{{ row.confidence|floatformat:2 }}</td>
+            </tr>
+          {% empty %}
+            <tr><td colspan="6">No events in range.</td></tr>
+          {% endfor %}
+        </tbody>
+      </table>
+    </div>
+
+    <div class="box">
+      <h2 class="title is-6">Availability Spans</h2>
+      <table class="table is-fullwidth is-striped is-size-7">
+        <thead><tr><th>person</th><th>service</th><th>state</th><th>start</th><th>end</th><th>confidence</th></tr></thead>
+        <tbody>
+          {% for row in spans %}
+            <tr>
+              <td>{{ row.person.name }}</td>
+              <td>{{ row.service }}</td>
+              <td>{{ row.state }}</td>
+              <td>{{ row.start_ts }}</td>
+              <td>{{ row.end_ts }}</td>
+              <td>{{ row.confidence_start|floatformat:2 }} -> {{ row.confidence_end|floatformat:2 }}</td>
+            </tr>
+          {% empty %}
+            <tr><td colspan="6">No spans in range.</td></tr>
+          {% endfor %}
+        </tbody>
+      </table>
+    </div>
+  </div>
+</section>
+{% endblock %}

core/templates/pages/command-routing.html

@@ -150,10 +150,10 @@
                     {% if variant.warn_verbatim_plan %}
                       <tr>
                         <td colspan="9">
-                          <p class="help has-text-warning-dark">
-                            Warning: <strong>{{ variant.variant_label }}</strong> is in <code>verbatim</code> mode with plan fanout enabled.
+                          <article class="command-variant-warning">
+                            <strong>Warning:</strong> <strong>{{ variant.variant_label }}</strong> is in <code>verbatim</code> mode with plan fanout enabled.
                             Recipients will get raw transcript-style output.
-                          </p>
+                          </article>
                         </td>
                       </tr>
                     {% endif %}
@@ -188,12 +188,15 @@
 
               <h4 class="title is-7" style="margin-top: 0.95rem;">Effective Destinations</h4>
               {% if profile.enabled_egress_bindings %}
-                <ul class="is-size-7">
+                <ul class="command-destination-list is-size-7">
                   {% for row in profile.enabled_egress_bindings %}
-                    <li>{{ row.service }} · <code>{{ row.channel_identifier }}</code></li>
+                    <li class="command-destination-item">
+                      <span class="tag is-link is-light is-rounded is-small">{{ row.service }}</span>
+                      <code>{{ row.channel_identifier }}</code>
+                    </li>
                   {% endfor %}
                 </ul>
-                <p class="help">{{ profile.enabled_egress_bindings|length }} enabled egress destination{{ profile.enabled_egress_bindings|length|pluralize }}.</p>
+                <p class="command-destination-summary">{{ profile.enabled_egress_bindings|length }} enabled egress destination{{ profile.enabled_egress_bindings|length|pluralize }}.</p>
               {% else %}
                 <article class="notification is-warning is-light is-size-7">No enabled egress destinations. Plan fanout will show sent:0.</article>
               {% endif %}
@@ -383,7 +386,7 @@
         <article class="notification is-light">No command profiles configured.</article>
       {% endfor %}
 
-      <article class="box">
+      <article class="box" id="bp-documents">
         <h2 class="title is-6">Business Plan Documents</h2>
         <table class="table is-fullwidth is-striped is-size-7">
           <thead>
@@ -436,5 +439,44 @@
     .command-order-capsule-form + .command-order-capsule-form .command-order-btn {
       border-top: 1px solid #dbdbdb;
     }
+    .command-variant-warning {
+      border: 1px solid rgba(171, 109, 17, 0.45);
+      background: linear-gradient(180deg, rgba(255, 246, 226, 0.98), rgba(255, 238, 204, 0.95));
+      color: #6e450e;
+      border-radius: 8px;
+      padding: 0.48rem 0.62rem;
+      font-size: 0.78rem;
+      line-height: 1.35;
+    }
+    .command-destination-list {
+      list-style: none;
+      margin: 0;
+      padding: 0;
+      display: flex;
+      flex-direction: column;
+      gap: 0.28rem;
+    }
+    .command-destination-item {
+      display: inline-flex;
+      align-items: center;
+      gap: 0.42rem;
+      background: rgba(244, 248, 255, 0.85);
+      border: 1px solid rgba(58, 103, 165, 0.2);
+      border-radius: 7px;
+      padding: 0.26rem 0.38rem;
+      width: fit-content;
+      max-width: 100%;
+    }
+    .command-destination-summary {
+      margin-top: 0.44rem;
+      display: inline-flex;
+      align-items: center;
+      border-radius: 999px;
+      background: rgba(239, 247, 255, 0.95);
+      border: 1px solid rgba(58, 103, 165, 0.25);
+      padding: 0.16rem 0.52rem;
+      font-size: 0.73rem;
+      color: #284d7c;
+    }
   </style>
 {% endblock %}

core/templates/pages/tasks-settings.html

@@ -316,21 +316,112 @@
 
         <div class="column is-6">
           <section class="tasks-panel">
-            <h3 class="title is-7">Provider</h3>
+            <h3 class="title is-7">Providers</h3>
             <p class="help">Controls outbound sync to external tracking systems. If disabled, tasks are still derived and visible inside GIA only.</p>
             <form method="post">
               {% csrf_token %}
               <input type="hidden" name="action" value="provider_update">
               <input type="hidden" name="provider" value="mock">
-              <label class="checkbox"><input type="checkbox" name="enabled" value="1" {% if provider_configs and provider_configs.0.enabled %}checked{% endif %}> Enable mock provider</label>
+              <label class="checkbox"><input type="checkbox" name="enabled" value="1" {% if mock_provider_config and mock_provider_config.enabled %}checked{% endif %}> Enable mock provider</label>
               <p class="help">Mock provider logs sync events without writing to a real third-party system.</p>
               <div style="margin-top:0.5rem;">
                 <button class="button is-small is-link is-light" type="submit">Save</button>
               </div>
             </form>
+            <hr>
+            <form method="post">
+              {% csrf_token %}
+              <input type="hidden" name="action" value="provider_update">
+              <input type="hidden" name="provider" value="codex_cli">
+              <label class="checkbox"><input type="checkbox" name="enabled" value="1" {% if codex_provider_config and codex_provider_config.enabled %}checked{% endif %}> Enable Codex CLI provider</label>
+              <p class="help">Codex task-sync runs in a dedicated worker (<code>python manage.py codex_worker</code>).</p>
+              <div class="field" style="margin-top:0.5rem;">
+                <label class="label is-size-7">Command</label>
+                <input class="input is-small" name="command" value="{{ codex_provider_settings.command }}" placeholder="codex">
+              </div>
+              <div class="field">
+                <label class="label is-size-7">Workspace Root</label>
+                <input class="input is-small" name="workspace_root" value="{{ codex_provider_settings.workspace_root }}" placeholder="/code/xf">
+              </div>
+              <div class="field">
+                <label class="label is-size-7">Default Profile</label>
+                <input class="input is-small" name="default_profile" value="{{ codex_provider_settings.default_profile }}" placeholder="default">
+              </div>
+              <div class="field">
+                <label class="label is-size-7">Timeout Seconds</label>
+                <input class="input is-small" type="number" min="1" name="timeout_seconds" value="{{ codex_provider_settings.timeout_seconds }}">
+              </div>
+              <div style="margin-top:0.5rem;">
+                <button class="button is-small is-link is-light" type="submit">Save Codex Provider</button>
+              </div>
+            </form>
             <p class="help">Browse all derived tasks in <a href="{% url 'tasks_hub' %}">Tasks Hub</a>.</p>
           </section>
         </div>
+        <div class="column is-12">
+          <section class="tasks-panel">
+            <h3 class="title is-7">External Chat Links</h3>
+            <p class="help">Map a contact to an external Codex chat/session ID for task-sync metadata.</p>
+            <form method="post" class="block">
+              {% csrf_token %}
+              <input type="hidden" name="action" value="external_chat_link_upsert">
+              <div class="columns tasks-settings-inline-columns">
+                <div class="column is-2">
+                  <label class="label is-size-7">Provider</label>
+                  <div class="select is-small is-fullwidth">
+                    <select name="provider">
+                      <option value="codex_cli" selected>codex_cli</option>
+                    </select>
+                  </div>
+                </div>
+                <div class="column is-5">
+                  <label class="label is-size-7">Contact Identifier</label>
+                  <div class="select is-small is-fullwidth">
+                    <select name="person_identifier_id">
+                      <option value="">Unlinked</option>
+                      {% for row in person_identifiers %}
+                        <option value="{{ row.id }}">{{ row.person.name }} · {{ row.service }} · {{ row.identifier }}</option>
+                      {% endfor %}
+                    </select>
+                  </div>
+                </div>
+                <div class="column is-3">
+                  <label class="label is-size-7">External Chat ID</label>
+                  <input class="input is-small" name="external_chat_id" placeholder="codex-chat-...">
+                </div>
+                <div class="column is-2">
+                  <label class="label is-size-7">Enabled</label>
+                  <label class="checkbox"><input type="checkbox" name="enabled" value="1" checked> Active</label>
+                </div>
+              </div>
+              <button class="button is-small is-link is-light" type="submit">Save Link</button>
+            </form>
+            <table class="table is-fullwidth is-striped is-size-7">
+              <thead><tr><th>Provider</th><th>Person</th><th>Identifier</th><th>External Chat</th><th>Enabled</th><th></th></tr></thead>
+              <tbody>
+                {% for row in external_chat_links %}
+                  <tr>
+                    <td>{{ row.provider }}</td>
+                    <td>{% if row.person %}{{ row.person.name }}{% else %}-{% endif %}</td>
+                    <td>{% if row.person_identifier %}{{ row.person_identifier.service }} · {{ row.person_identifier.identifier }}{% else %}-{% endif %}</td>
+                    <td>{{ row.external_chat_id }}</td>
+                    <td>{{ row.enabled }}</td>
+                    <td>
+                      <form method="post">
+                        {% csrf_token %}
+                        <input type="hidden" name="action" value="external_chat_link_delete">
+                        <input type="hidden" name="external_link_id" value="{{ row.id }}">
+                        <button class="button is-danger is-light is-small" type="submit">Delete</button>
+                      </form>
+                    </td>
+                  </tr>
+                {% empty %}
+                  <tr><td colspan="6">No external chat links.</td></tr>
+                {% endfor %}
+              </tbody>
+            </table>
+          </section>
+        </div>
       </div>
     </details>
   </div>

core/templates/partials/compose-panel.html

@@ -142,6 +142,18 @@
         <span class="icon is-small"><i class="{{ manual_icon_class }}"></i></span>
         <span>AI Workspace</span>
       </a>
+      {% if ai_workspace_graphs_url and ai_workspace_info_url %}
+        <span class="compose-insights-capsule">
+          <a class="compose-insights-link" href="{{ ai_workspace_graphs_url }}">
+            <span class="icon is-small"><i class="fa-solid fa-chart-line"></i></span>
+            <span>Graphs</span>
+          </a>
+          <a class="compose-insights-link" href="{{ ai_workspace_info_url }}">
+            <span class="icon is-small"><i class="fa-solid fa-circle-info"></i></span>
+            <span>Info</span>
+          </a>
+        </span>
+      {% endif %}
       {% if ai_workspace_widget_url %}
         <button
           type="button"
@@ -354,6 +366,20 @@
       aria-label="Export conversation history"></textarea>
   </div>
 
+  <div
+    id="{{ panel_id }}-availability"
+    class="compose-availability-lane{% if not availability_enabled %} is-hidden{% endif %}"
+    data-slices='{{ availability_slices_json|default:"[]"|escapejs }}'
+    aria-label="Contact availability timeline">
+    {% for row in availability_slices %}
+      <span
+        class="compose-availability-chip is-{{ row.state }}"
+        title="{{ row.state|title }} via {{ row.service|upper }} ({{ row.confidence_end|floatformat:2 }})">
+        {{ row.state|title }} · {{ row.service|upper }}
+      </span>
+    {% endfor %}
+  </div>
+
   <div
     id="{{ panel_id }}-thread"
     class="compose-thread"
@@ -553,6 +579,45 @@
     padding: 0.65rem;
     background: linear-gradient(180deg, rgba(248, 250, 252, 0.7), rgba(255, 255, 255, 0.98));
   }
+  #{{ panel_id }} .compose-availability-lane {
+    margin-top: 0.42rem;
+    display: flex;
+    flex-wrap: wrap;
+    gap: 0.24rem;
+  }
+  #{{ panel_id }} .compose-availability-lane.is-hidden {
+    display: none;
+  }
+  #{{ panel_id }} .compose-availability-chip {
+    display: inline-flex;
+    align-items: center;
+    border-radius: 999px;
+    padding: 0.06rem 0.45rem;
+    font-size: 0.62rem;
+    border: 1px solid rgba(0, 0, 0, 0.15);
+    background: rgba(255, 255, 255, 0.95);
+    color: #35465a;
+    line-height: 1.2;
+  }
+  #{{ panel_id }} .compose-availability-chip.is-available {
+    border-color: rgba(28, 144, 77, 0.4);
+    background: rgba(228, 249, 237, 0.98);
+    color: #1a6f3d;
+  }
+  #{{ panel_id }} .compose-availability-chip.is-fading {
+    border-color: rgba(187, 119, 18, 0.4);
+    background: rgba(255, 247, 230, 0.98);
+    color: #8a5b13;
+  }
+  #{{ panel_id }} .compose-availability-chip.is-unavailable {
+    border-color: rgba(194, 37, 37, 0.35);
+    background: rgba(255, 236, 236, 0.98);
+    color: #8f1e1e;
+  }
+  #{{ panel_id }} .compose-body,
+  #{{ panel_id }} .compose-reaction-chip {
+    font-family: inherit, "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji";
+  }
   #{{ panel_id }} .compose-row {
     display: flex;
     flex-direction: column;
@@ -572,6 +637,32 @@
   #{{ panel_id }} .compose-row.is-out {
     align-items: flex-end;
   }
+  #{{ panel_id }} .compose-insights-capsule {
+    display: inline-flex;
+    border: 1px solid rgba(38, 77, 127, 0.28);
+    border-radius: 999px;
+    overflow: hidden;
+    background: linear-gradient(180deg, rgba(240, 246, 255, 0.96), rgba(233, 242, 255, 0.9));
+    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.85) inset;
+  }
+  #{{ panel_id }} .compose-insights-link {
+    display: inline-flex;
+    align-items: center;
+    gap: 0.24rem;
+    padding: 0.32rem 0.62rem;
+    font-size: 0.7rem;
+    font-weight: 600;
+    color: #1f4f82;
+    text-decoration: none;
+    line-height: 1;
+  }
+  #{{ panel_id }} .compose-insights-link + .compose-insights-link {
+    border-left: 1px solid rgba(38, 77, 127, 0.22);
+  }
+  #{{ panel_id }} .compose-insights-link:hover {
+    background: rgba(219, 234, 255, 0.92);
+    color: #153a63;
+  }
   #{{ panel_id }} .compose-row.is-group-middle,
   #{{ panel_id }} .compose-row.is-group-first {
     margin-bottom: 0.16rem;
@@ -1759,6 +1850,7 @@
     const exportCopy = document.getElementById(panelId + "-export-copy");
     const exportClear = document.getElementById(panelId + "-export-clear");
     const exportBuffer = document.getElementById(panelId + "-export-buffer");
+    const availabilityLane = document.getElementById(panelId + "-availability");
     const csrfToken = "{{ csrf_token }}";
     if (lightbox && lightbox.parentElement !== document.body) {
       document.body.appendChild(lightbox);
@@ -3025,6 +3117,40 @@
       updateExportBuffer();
     };
 
+    const renderAvailabilitySlices = function (slices) {
+      if (!availabilityLane) {
+        return;
+      }
+      const rows = Array.isArray(slices) ? slices : [];
+      availabilityLane.innerHTML = "";
+      if (!rows.length) {
+        availabilityLane.classList.add("is-hidden");
+        return;
+      }
+      rows.forEach(function (item) {
+        const chip = document.createElement("span");
+        const state = String((item && item.state) || "unknown").toLowerCase();
+        const service = String((item && item.service) || "").toUpperCase();
+        const confidence = Number((item && item.confidence_end) || 0);
+        const payload = (item && typeof item.payload === "object" && item.payload) ? item.payload : {};
+        const inferredFrom = String(payload.inferred_from || payload.extended_by || "").trim();
+        const lastSeenTs = Number(payload.last_seen_ts || 0);
+        chip.className = "compose-availability-chip is-" + state;
+        chip.textContent = (state.charAt(0).toUpperCase() + state.slice(1)) + (service ? (" · " + service) : "");
+        const meta = [];
+        meta.push("confidence " + confidence.toFixed(2));
+        if (inferredFrom) {
+          meta.push("source " + inferredFrom);
+        }
+        if (lastSeenTs > 0) {
+          meta.push("last seen " + new Date(lastSeenTs).toLocaleString());
+        }
+        chip.title = chip.textContent + " (" + meta.join(", ") + ")";
+        availabilityLane.appendChild(chip);
+      });
+      availabilityLane.classList.remove("is-hidden");
+    };
+
     const applyTyping = function (typingPayload) {
       if (!typingNode || !typingPayload || typeof typingPayload !== "object") {
         return;
@@ -3059,6 +3185,9 @@
         if (payload.typing) {
           applyTyping(payload.typing);
         }
+        if (payload.availability_slices) {
+          renderAvailabilitySlices(payload.availability_slices);
+        }
         if (payload.last_ts !== undefined && payload.last_ts !== null) {
           lastTs = Math.max(lastTs, toInt(payload.last_ts));
           thread.dataset.lastTs = String(lastTs);
@@ -3096,6 +3225,9 @@
             if (payload.typing) {
               applyTyping(payload.typing);
             }
+            if (payload.availability_slices) {
+              renderAvailabilitySlices(payload.availability_slices);
+            }
             if (payload.last_ts !== undefined && payload.last_ts !== null) {
               lastTs = Math.max(lastTs, toInt(payload.last_ts));
               thread.dataset.lastTs = String(lastTs);
@@ -3138,6 +3270,12 @@
     try {
     const initialTyping = JSON.parse("{{ typing_state_json|escapejs }}");
     applyTyping(initialTyping);
+    try {
+      const initialSlices = JSON.parse(String((availabilityLane && availabilityLane.dataset.slices) || "[]"));
+      renderAvailabilitySlices(initialSlices);
+    } catch (err) {
+      renderAvailabilitySlices([]);
+    }
     } catch (err) {
       // Ignore invalid initial typing state payload.
     }

core/templates/partials/signal-chats-list.html

@@ -12,6 +12,7 @@
       <th>account</th>
       <th>name</th>
       <th>person</th>
+      <th>availability</th>
       <th>actions</th>
     </thead>
     {% for item in object_list %}
@@ -36,6 +37,13 @@
           {% if item.chat %}{{ item.chat.source_name }}{% else %}{{ item.name }}{% endif %}
         </td>
         <td>{{ item.person_name|default:"-" }}</td>
+        <td>
+          {% if item.availability_label %}
+            <span class="tag is-light">{{ item.availability_label }}</span>
+          {% else %}
+            -
+          {% endif %}
+        </td>
         <td>
           <div class="buttons">
             {% if not item.is_group %}

core/templates/partials/whatsapp-chats-list.html

@@ -10,6 +10,7 @@
     <th>chat</th>
     <th>identifier</th>
     <th>person</th>
+    <th>availability</th>
     <th>actions</th>
   </thead>
   {% for item in object_list %}
@@ -25,6 +26,13 @@
         </a>
       </td>
       <td>{{ item.person_name|default:"-" }}</td>
+      <td>
+        {% if item.availability_label %}
+          <span class="tag is-light">{{ item.availability_label }}</span>
+        {% else %}
+          -
+        {% endif %}
+      </td>
       <td>
         <div class="buttons">
           {% if type == 'page' %}
@@ -52,7 +60,7 @@
     </tr>
   {% empty %}
     <tr>
-      <td colspan="4" class="has-text-grey">No WhatsApp chats discovered yet.</td>
+      <td colspan="5" class="has-text-grey">No WhatsApp chats discovered yet.</td>
     </tr>
   {% endfor %}
 </table>

core/tests/test_availability_settings_page.py

@@ -0,0 +1,38 @@
+from __future__ import annotations
+
+from django.test import TestCase
+from django.urls import reverse
+
+from core.models import ContactAvailabilitySettings, User
+
+
+class AvailabilitySettingsPageTests(TestCase):
+    def setUp(self):
+        self.user = User.objects.create_user("avail-user", "avail@example.com", "x")
+        self.client.force_login(self.user)
+
+    def test_get_page_renders(self):
+        response = self.client.get(reverse("availability_settings"))
+        self.assertEqual(200, response.status_code)
+        self.assertContains(response, "Availability Settings")
+
+    def test_post_updates_settings(self):
+        response = self.client.post(
+            reverse("availability_settings"),
+            {
+                "enabled": "1",
+                "show_in_chat": "1",
+                "show_in_groups": "0",
+                "inference_enabled": "1",
+                "retention_days": "120",
+                "fade_threshold_seconds": "300",
+            },
+        )
+        self.assertEqual(200, response.status_code)
+        row = ContactAvailabilitySettings.objects.get(user=self.user)
+        self.assertTrue(row.enabled)
+        self.assertTrue(row.show_in_chat)
+        self.assertFalse(row.show_in_groups)
+        self.assertTrue(row.inference_enabled)
+        self.assertEqual(120, row.retention_days)
+        self.assertEqual(300, row.fade_threshold_seconds)

core/tests/test_backfill_contact_availability.py

@@ -0,0 +1,66 @@
+from __future__ import annotations
+
+from django.core.management import call_command
+from django.test import TestCase
+
+from core.models import (
+    ChatSession,
+    ContactAvailabilityEvent,
+    Person,
+    PersonIdentifier,
+    Message,
+    User,
+)
+from core.presence.inference import now_ms
+
+
+class BackfillContactAvailabilityCommandTests(TestCase):
+    def setUp(self):
+        self.user = User.objects.create_user("backfill-user", "backfill@example.com", "x")
+        self.person = Person.objects.create(user=self.user, name="Backfill Person")
+        self.identifier = PersonIdentifier.objects.create(
+            user=self.user,
+            person=self.person,
+            service="signal",
+            identifier="+15551234567",
+        )
+        self.session = ChatSession.objects.create(user=self.user, identifier=self.identifier)
+
+    def test_backfill_creates_message_and_read_receipt_availability_events(self):
+        base_ts = now_ms()
+        Message.objects.create(
+            user=self.user,
+            session=self.session,
+            ts=base_ts,
+            text="hello",
+            source_service="signal",
+            source_chat_id="+15551234567",
+            custom_author="OTHER",
+        )
+        Message.objects.create(
+            user=self.user,
+            session=self.session,
+            ts=base_ts + 1000,
+            text="hey",
+            source_service="signal",
+            source_chat_id="+15551234567",
+            custom_author="USER",
+            read_ts=base_ts + 2000,
+            read_by_identifier="+15551234567",
+        )
+
+        call_command(
+            "backfill_contact_availability",
+            "--days",
+            "36500",
+            "--limit",
+            "100",
+        )
+
+        events = list(
+            ContactAvailabilityEvent.objects.filter(user=self.user).order_by("ts", "source_kind")
+        )
+        self.assertEqual(3, len(events))
+        self.assertTrue(any(row.source_kind == "message_in" for row in events))
+        self.assertTrue(any(row.source_kind == "message_out" for row in events))
+        self.assertTrue(any(row.source_kind == "read_receipt" for row in events))

core/tests/test_codex_cli_provider.py

@@ -0,0 +1,60 @@
+from __future__ import annotations
+
+from subprocess import CompletedProcess, TimeoutExpired
+from unittest.mock import patch
+
+from django.test import SimpleTestCase
+
+from core.tasks.providers.codex_cli import CodexCLITaskProvider
+
+
+class CodexCLITaskProviderTests(SimpleTestCase):
+    def setUp(self):
+        self.provider = CodexCLITaskProvider()
+
+    @patch("core.tasks.providers.codex_cli.subprocess.run")
+    def test_healthcheck_success(self, run_mock):
+        run_mock.return_value = CompletedProcess(
+            args=["codex", "--version"],
+            returncode=0,
+            stdout="codex 1.2.3\n",
+            stderr="",
+        )
+        result = self.provider.healthcheck({"command": "codex", "timeout_seconds": 5})
+        self.assertTrue(result.ok)
+        self.assertIn("codex", str(result.payload.get("stdout") or ""))
+
+    @patch("core.tasks.providers.codex_cli.subprocess.run")
+    def test_create_task_builds_task_sync_command(self, run_mock):
+        run_mock.return_value = CompletedProcess(
+            args=[],
+            returncode=0,
+            stdout='{"external_key":"cx-123"}',
+            stderr="",
+        )
+        result = self.provider.create_task(
+            {
+                "command": "codex",
+                "workspace_root": "/tmp/work",
+                "default_profile": "default",
+                "timeout_seconds": 30,
+            },
+            {
+                "task_id": "t1",
+                "title": "hello",
+                "reference_code": "42",
+            },
+        )
+        self.assertTrue(result.ok)
+        self.assertEqual("cx-123", result.external_key)
+        args = run_mock.call_args.args[0]
+        self.assertEqual(["codex", "task-sync", "--op", "create"], args[:4])
+        self.assertIn("--workspace", args)
+        self.assertIn("--payload-json", args)
+
+    @patch("core.tasks.providers.codex_cli.subprocess.run")
+    def test_timeout_maps_to_failed_result(self, run_mock):
+        run_mock.side_effect = TimeoutExpired(cmd=["codex"], timeout=10)
+        result = self.provider.append_update({"command": "codex", "timeout_seconds": 10}, {"task_id": "t1"})
+        self.assertFalse(result.ok)
+        self.assertIn("timeout", result.error)

core/tests/test_presence_engine.py

@@ -0,0 +1,140 @@
+from __future__ import annotations
+
+from django.test import TestCase
+
+from core.models import (
+    ContactAvailabilityEvent,
+    ContactAvailabilitySettings,
+    ContactAvailabilitySpan,
+    Person,
+    PersonIdentifier,
+    User,
+)
+from core.presence.engine import (
+    AvailabilitySignal,
+    ensure_fading_state,
+    record_inferred_signal,
+    record_native_signal,
+)
+from core.presence.inference import now_ms
+
+
+class PresenceEngineTests(TestCase):
+    def setUp(self):
+        self.user = User.objects.create_user("presence-user", "presence@example.com", "x")
+        self.person = Person.objects.create(user=self.user, name="Presence Person")
+        self.identifier = PersonIdentifier.objects.create(
+            user=self.user,
+            person=self.person,
+            service="signal",
+            identifier="+15550001111",
+        )
+        ContactAvailabilitySettings.objects.update_or_create(
+            user=self.user,
+            defaults={
+                "enabled": True,
+                "show_in_chat": True,
+                "show_in_groups": True,
+                "inference_enabled": True,
+                "retention_days": 90,
+                "fade_threshold_seconds": 1,
+            },
+        )
+
+    def test_read_receipt_signal_creates_available_event(self):
+        ts = now_ms()
+        event = record_native_signal(
+            AvailabilitySignal(
+                user=self.user,
+                person=self.person,
+                person_identifier=self.identifier,
+                service="signal",
+                source_kind="read_receipt",
+                availability_state="available",
+                confidence=0.95,
+                ts=ts,
+                payload={"origin": "test"},
+            )
+        )
+        self.assertIsNotNone(event)
+        self.assertEqual(1, ContactAvailabilityEvent.objects.filter(user=self.user).count())
+        self.assertEqual("available", event.availability_state)
+
+    def test_inactivity_transitions_to_fading(self):
+        base_ts = now_ms()
+        record_inferred_signal(
+            AvailabilitySignal(
+                user=self.user,
+                person=self.person,
+                person_identifier=self.identifier,
+                service="signal",
+                source_kind="read_receipt",
+                availability_state="available",
+                confidence=0.95,
+                ts=base_ts,
+            )
+        )
+        fade_event = ensure_fading_state(
+            user=self.user,
+            person=self.person,
+            person_identifier=self.identifier,
+            service="signal",
+            at_ts=base_ts + 10_000,
+        )
+        self.assertIsNotNone(fade_event)
+        self.assertEqual("fading", fade_event.availability_state)
+
+    def test_explicit_unavailable_blocks_fade_inference(self):
+        base_ts = now_ms()
+        record_native_signal(
+            AvailabilitySignal(
+                user=self.user,
+                person=self.person,
+                person_identifier=self.identifier,
+                service="xmpp",
+                source_kind="native_presence",
+                availability_state="unavailable",
+                confidence=1.0,
+                ts=base_ts,
+            )
+        )
+        fade_event = ensure_fading_state(
+            user=self.user,
+            person=self.person,
+            person_identifier=self.identifier,
+            service="xmpp",
+            at_ts=base_ts + 60_000,
+        )
+        self.assertIsNone(fade_event)
+        self.assertEqual(1, ContactAvailabilityEvent.objects.filter(user=self.user).count())
+
+    def test_adjacent_same_state_events_extend_single_span(self):
+        ts0 = now_ms()
+        record_native_signal(
+            AvailabilitySignal(
+                user=self.user,
+                person=self.person,
+                person_identifier=self.identifier,
+                service="signal",
+                source_kind="typing_start",
+                availability_state="available",
+                confidence=0.9,
+                ts=ts0,
+            )
+        )
+        record_native_signal(
+            AvailabilitySignal(
+                user=self.user,
+                person=self.person,
+                person_identifier=self.identifier,
+                service="signal",
+                source_kind="message_in",
+                availability_state="available",
+                confidence=0.8,
+                ts=ts0 + 5_000,
+            )
+        )
+        spans = list(ContactAvailabilitySpan.objects.filter(user=self.user).order_by("start_ts"))
+        self.assertEqual(1, len(spans))
+        self.assertEqual(ts0, spans[0].start_ts)
+        self.assertEqual(ts0 + 5_000, spans[0].end_ts)

core/tests/test_presence_query_and_compose_context.py

@@ -0,0 +1,50 @@
+from __future__ import annotations
+
+from django.test import TestCase
+
+from core.models import Person, PersonIdentifier, User
+from core.presence import AvailabilitySignal, latest_state_for_people, record_native_signal
+from core.presence.inference import now_ms
+from core.views.compose import _context_base
+
+
+class PresenceQueryAndComposeContextTests(TestCase):
+    def setUp(self):
+        self.user = User.objects.create_user("ctx-user", "ctx@example.com", "x")
+        self.person = Person.objects.create(user=self.user, name="Ctx Person")
+        self.identifier = PersonIdentifier.objects.create(
+            user=self.user,
+            person=self.person,
+            service="signal",
+            identifier="15551234567",
+        )
+
+    def test_latest_state_map_uses_string_person_keys(self):
+        record_native_signal(
+            AvailabilitySignal(
+                user=self.user,
+                person=self.person,
+                person_identifier=self.identifier,
+                service="signal",
+                source_kind="message_in",
+                availability_state="available",
+                confidence=0.8,
+                ts=now_ms(),
+            )
+        )
+        state_map = latest_state_for_people(
+            user=self.user,
+            person_ids=[str(self.person.id)],
+            service="signal",
+        )
+        self.assertIn(str(self.person.id), state_map)
+
+    def test_context_base_matches_signal_identifier_variants(self):
+        base = _context_base(
+            user=self.user,
+            service="signal",
+            identifier="+1 (555) 123-4567",
+            person=self.person,
+        )
+        self.assertIsNotNone(base["person_identifier"])
+        self.assertEqual(str(self.person.id), str(base["person"].id))

core/tests/test_signal_text_extraction.py

@@ -0,0 +1,31 @@
+from __future__ import annotations
+
+from django.test import SimpleTestCase
+
+from core.clients.signal import _extract_signal_text
+
+
+class SignalTextExtractionTests(SimpleTestCase):
+    def test_extracts_emoji_only_data_message_text(self):
+        payload = {
+            "envelope": {
+                "dataMessage": {
+                    "message": "🙂",
+                }
+            }
+        }
+        self.assertEqual("🙂", _extract_signal_text(payload, ""))
+
+    def test_extracts_sync_sent_message_fallback(self):
+        payload = {
+            "envelope": {
+                "syncMessage": {
+                    "sentMessage": {
+                        "message": {
+                            "message": "ok 👍",
+                        }
+                    }
+                }
+            }
+        }
+        self.assertEqual("ok 👍", _extract_signal_text(payload, ""))

core/tests/test_whatsapp_reaction_and_recalc.py

@@ -0,0 +1,198 @@
+from __future__ import annotations
+
+import asyncio
+
+from asgiref.sync import async_to_sync
+from django.core.management import call_command
+from django.test import TestCase
+
+from core.clients.whatsapp import WhatsAppClient
+from core.messaging import history
+from core.models import (
+    ChatSession,
+    ContactAvailabilityEvent,
+    ContactAvailabilitySpan,
+    Message,
+    Person,
+    PersonIdentifier,
+    User,
+)
+from core.presence.inference import now_ms
+
+
+class _DummyXMPPClient:
+    async def apply_external_reaction(self, *args, **kwargs):
+        return None
+
+
+class _DummyUR:
+    def __init__(self, loop):
+        self.loop = loop
+        self.xmpp = type("X", (), {"client": _DummyXMPPClient()})()
+        self.presence_calls = []
+        self.stopped_typing_calls = []
+
+    async def presence_changed(self, protocol, *args, **kwargs):
+        self.presence_calls.append((protocol, kwargs))
+
+    async def stopped_typing(self, protocol, *args, **kwargs):
+        self.stopped_typing_calls.append((protocol, kwargs))
+
+
+class WhatsAppReactionHandlingTests(TestCase):
+    def setUp(self):
+        self.user = User.objects.create_user("wa-rx-user", "wa-rx@example.com", "x")
+        self.person = Person.objects.create(user=self.user, name="WA Person")
+        self.identifier = PersonIdentifier.objects.create(
+            user=self.user,
+            person=self.person,
+            service="whatsapp",
+            identifier="15551234567@s.whatsapp.net",
+        )
+        self.session = ChatSession.objects.create(user=self.user, identifier=self.identifier)
+        self.base_ts = now_ms()
+        self.target = Message.objects.create(
+            user=self.user,
+            session=self.session,
+            ts=self.base_ts,
+            text="hello",
+            source_service="whatsapp",
+            source_message_id="wa-target-1",
+            source_chat_id="120363402761690215@g.us",
+            sender_uuid="15551234567@s.whatsapp.net",
+        )
+        self.loop = asyncio.new_event_loop()
+        self.ur = _DummyUR(self.loop)
+        self.client = WhatsAppClient(self.ur, self.loop, "whatsapp")
+
+    def tearDown(self):
+        try:
+            self.loop.close()
+        except Exception:
+            pass
+
+    def test_reaction_event_extract_and_apply_by_source_message_id(self):
+        message_obj = {
+            "reactionMessage": {
+                "text": "👍",
+                "targetMessageKey": {
+                    "id": "wa-target-1",
+                    "messageTimestamp": int(self.base_ts / 1000),
+                },
+            }
+        }
+        parsed = self.client._extract_reaction_event(message_obj)
+        self.assertIsNotNone(parsed)
+        self.assertEqual("wa-target-1", str(parsed.get("target_message_id") or ""))
+        before_count = Message.objects.filter(user=self.user, session=self.session).count()
+        async_to_sync(history.apply_reaction)(
+            self.user,
+            self.identifier,
+            target_message_id="wa-target-1",
+            target_ts=int(parsed.get("target_ts") or 0),
+            emoji="👍",
+            source_service="whatsapp",
+            actor="15551234567@s.whatsapp.net",
+            remove=False,
+            payload={"event": "reaction"},
+        )
+        after_count = Message.objects.filter(user=self.user, session=self.session).count()
+        self.assertEqual(before_count, after_count)
+
+        self.target.refresh_from_db()
+        reactions = list((self.target.receipt_payload or {}).get("reactions") or [])
+        self.assertEqual(1, len(reactions))
+        self.assertEqual("👍", str(reactions[0].get("emoji") or ""))
+
+    def test_presence_event_emits_native_presence_with_last_seen(self):
+        event = {
+            "From": {"User": "15551234567@s.whatsapp.net"},
+            "Unavailable": True,
+            "LastSeen": int(self.base_ts / 1000),
+        }
+        async_to_sync(self.client._handle_presence_event)(event)
+        self.assertTrue(self.ur.presence_calls)
+        payload = self.ur.presence_calls[-1][1].get("payload") or {}
+        self.assertEqual("offline", payload.get("presence"))
+        self.assertTrue(int(payload.get("last_seen_ts") or 0) > 0)
+
+
+class RecalculateContactAvailabilityTests(TestCase):
+    def setUp(self):
+        self.user = User.objects.create_user("recalc-user", "recalc@example.com", "x")
+        self.person = Person.objects.create(user=self.user, name="Recalc Person")
+        self.identifier = PersonIdentifier.objects.create(
+            user=self.user,
+            person=self.person,
+            service="whatsapp",
+            identifier="15557654321@s.whatsapp.net",
+        )
+        self.session = ChatSession.objects.create(user=self.user, identifier=self.identifier)
+        self.base_ts = now_ms()
+
+        Message.objects.create(
+            user=self.user,
+            session=self.session,
+            ts=self.base_ts,
+            text="task",
+            source_service="whatsapp",
+            source_message_id="m-1",
+            source_chat_id="120363402761690215@g.us",
+            sender_uuid="15557654321@s.whatsapp.net",
+            custom_author="OTHER",
+            read_ts=self.base_ts + 20_000,
+            receipt_payload={
+                "reactions": [
+                    {
+                        "emoji": "🔥",
+                        "actor": "15557654321@s.whatsapp.net",
+                        "source_service": "whatsapp",
+                        "removed": False,
+                        "updated_at": self.base_ts + 10_000,
+                    }
+                ]
+            },
+        )
+
+    def _projection(self):
+        events = list(
+            ContactAvailabilityEvent.objects.filter(user=self.user)
+            .order_by("ts", "source_kind", "id")
+            .values_list("service", "source_kind", "availability_state", "ts")
+        )
+        spans = list(
+            ContactAvailabilitySpan.objects.filter(user=self.user)
+            .order_by("start_ts", "end_ts", "id")
+            .values_list("service", "state", "start_ts", "end_ts")
+        )
+        return events, spans
+
+    def test_recalculate_is_deterministic_and_no_skew_on_rerun(self):
+        call_command("recalculate_contact_availability", "--days", "36500", "--limit", "500")
+        first_events, first_spans = self._projection()
+        self.assertTrue(first_events)
+        self.assertTrue(first_spans)
+
+        call_command("recalculate_contact_availability", "--days", "36500", "--limit", "500")
+        second_events, second_spans = self._projection()
+
+        self.assertEqual(first_events, second_events)
+        self.assertEqual(first_spans, second_spans)
+
+    def test_recalculate_no_reset_does_not_duplicate(self):
+        call_command("recalculate_contact_availability", "--days", "36500", "--limit", "500")
+        events_before = ContactAvailabilityEvent.objects.filter(user=self.user).count()
+        spans_before = ContactAvailabilitySpan.objects.filter(user=self.user).count()
+
+        call_command(
+            "recalculate_contact_availability",
+            "--days",
+            "36500",
+            "--limit",
+            "500",
+            "--no-reset",
+        )
+        events_after = ContactAvailabilityEvent.objects.filter(user=self.user).count()
+        spans_after = ContactAvailabilitySpan.objects.filter(user=self.user).count()
+        self.assertEqual(events_before, events_after)
+        self.assertEqual(spans_before, spans_after)

core/views/availability.py

@@ -0,0 +1,147 @@
+from __future__ import annotations
+
+from datetime import datetime, timezone
+
+from django.contrib.auth.mixins import LoginRequiredMixin
+from django.shortcuts import render
+from django.views import View
+
+from core.models import (
+    ContactAvailabilityEvent,
+    ContactAvailabilitySettings,
+    ContactAvailabilitySpan,
+    Person,
+)
+
+
+def _to_int(value, default=0):
+    try:
+        return int(value)
+    except Exception:
+        return int(default)
+
+
+def _to_bool(value, default=False):
+    if value is None:
+        return bool(default)
+    text = str(value).strip().lower()
+    if text in {"1", "true", "yes", "on", "y"}:
+        return True
+    if text in {"0", "false", "no", "off", "n"}:
+        return False
+    return bool(default)
+
+
+def _iso_to_ms(value: str) -> int:
+    raw = str(value or "").strip()
+    if not raw:
+        return 0
+    try:
+        dt = datetime.fromisoformat(raw)
+        if dt.tzinfo is None:
+            dt = dt.replace(tzinfo=timezone.utc)
+        return int(dt.timestamp() * 1000)
+    except Exception:
+        return 0
+
+
+class AvailabilitySettingsPage(LoginRequiredMixin, View):
+    template_name = "pages/availability-settings.html"
+
+    def _settings(self, request):
+        row, _ = ContactAvailabilitySettings.objects.get_or_create(user=request.user)
+        return row
+
+    def post(self, request):
+        row = self._settings(request)
+        row.enabled = _to_bool(request.POST.get("enabled"), row.enabled)
+        row.show_in_chat = _to_bool(request.POST.get("show_in_chat"), row.show_in_chat)
+        row.show_in_groups = _to_bool(
+            request.POST.get("show_in_groups"), row.show_in_groups
+        )
+        row.inference_enabled = _to_bool(
+            request.POST.get("inference_enabled"), row.inference_enabled
+        )
+        row.retention_days = max(1, _to_int(request.POST.get("retention_days"), 90))
+        row.fade_threshold_seconds = max(
+            30, _to_int(request.POST.get("fade_threshold_seconds"), 900)
+        )
+        row.save(
+            update_fields=[
+                "enabled",
+                "show_in_chat",
+                "show_in_groups",
+                "inference_enabled",
+                "retention_days",
+                "fade_threshold_seconds",
+                "updated_at",
+            ]
+        )
+        return self.get(request)
+
+    def get(self, request):
+        settings_row = self._settings(request)
+        person_id = str(request.GET.get("person") or "").strip()
+        service = str(request.GET.get("service") or "").strip().lower()
+        state = str(request.GET.get("state") or "").strip().lower()
+        source_kind = str(request.GET.get("source_kind") or "").strip().lower()
+        start_ts = _iso_to_ms(request.GET.get("start"))
+        end_ts = _iso_to_ms(request.GET.get("end"))
+        if end_ts <= 0:
+            end_ts = int(datetime.now(tz=timezone.utc).timestamp() * 1000)
+        if start_ts <= 0:
+            start_ts = max(0, end_ts - (14 * 24 * 60 * 60 * 1000))
+
+        events_qs = ContactAvailabilityEvent.objects.filter(user=request.user)
+        spans_qs = ContactAvailabilitySpan.objects.filter(user=request.user)
+
+        if person_id:
+            events_qs = events_qs.filter(person_id=person_id)
+            spans_qs = spans_qs.filter(person_id=person_id)
+        if service:
+            events_qs = events_qs.filter(service=service)
+            spans_qs = spans_qs.filter(service=service)
+        if state:
+            events_qs = events_qs.filter(availability_state=state)
+            spans_qs = spans_qs.filter(state=state)
+        if source_kind:
+            events_qs = events_qs.filter(source_kind=source_kind)
+
+        events_qs = events_qs.filter(ts__gte=start_ts, ts__lte=end_ts)
+        spans_qs = spans_qs.filter(start_ts__lte=end_ts, end_ts__gte=start_ts)
+
+        events = list(
+            events_qs.select_related("person", "person_identifier").order_by("-ts")[:500]
+        )
+        spans = list(
+            spans_qs.select_related("person", "person_identifier").order_by("-end_ts")[:500]
+        )
+
+        people = list(Person.objects.filter(user=request.user).order_by("name"))
+
+        context = {
+            "settings_row": settings_row,
+            "people": people,
+            "events": events,
+            "spans": spans,
+            "filters": {
+                "person": person_id,
+                "service": service,
+                "state": state,
+                "source_kind": source_kind,
+                "start": request.GET.get("start") or "",
+                "end": request.GET.get("end") or "",
+            },
+            "service_choices": ["signal", "whatsapp", "xmpp", "instagram", "web"],
+            "state_choices": ["available", "fading", "unavailable", "unknown"],
+            "source_kind_choices": [
+                "native_presence",
+                "read_receipt",
+                "typing_start",
+                "typing_stop",
+                "message_in",
+                "message_out",
+                "inferred_timeout",
+            ],
+        }
+        return render(request, self.template_name, context)

core/views/compose.py

@@ -48,6 +48,8 @@ from core.models import (
     PlatformChatLink,
     WorkspaceConversation,
 )
+from core.presence import get_settings as get_availability_settings
+from core.presence import spans_for_range
 from core.realtime.typing_state import get_person_typing_state
 from core.translation.engine import process_inbound_translation
 from core.views.workspace import (
@@ -101,6 +103,36 @@ def _default_service(service: str | None) -> str:
     return "signal"
 
 
+def _identifier_variants(service: str, identifier: str) -> list[str]:
+    value = str(identifier or "").strip()
+    if not value:
+        return []
+    service_key = _default_service(service)
+    variants = [value]
+
+    bare = value.split("@", 1)[0].strip()
+    if bare and bare not in variants:
+        variants.append(bare)
+
+    if service_key == "signal":
+        digits = re.sub(r"[^0-9]", "", value)
+        if digits and digits not in variants:
+            variants.append(digits)
+        if digits:
+            plus = f"+{digits}"
+            if plus not in variants:
+                variants.append(plus)
+    elif service_key == "whatsapp":
+        if bare:
+            direct = f"{bare}@s.whatsapp.net"
+            group = f"{bare}@g.us"
+            if direct not in variants:
+                variants.append(direct)
+            if group not in variants:
+                variants.append(group)
+    return variants
+
+
 def _safe_limit(raw) -> int:
     try:
         value = int(raw or 40)
@@ -136,6 +168,24 @@ def _format_ts_label(ts_value: int) -> str:
         return str(ts_value or "")
 
 
+def _serialize_availability_spans(spans):
+    rows = []
+    for row in list(spans or []):
+        rows.append(
+            {
+                "id": int(getattr(row, "id", 0) or 0),
+                "service": str(getattr(row, "service", "") or ""),
+                "state": str(getattr(row, "state", "unknown") or "unknown"),
+                "start_ts": int(getattr(row, "start_ts", 0) or 0),
+                "end_ts": int(getattr(row, "end_ts", 0) or 0),
+                "confidence_start": float(getattr(row, "confidence_start", 0.0) or 0.0),
+                "confidence_end": float(getattr(row, "confidence_end", 0.0) or 0.0),
+                "payload": dict(getattr(row, "payload", {}) or {}),
+            }
+        )
+    return rows
+
+
 def _is_outgoing(msg: Message) -> bool:
     is_outgoing = str(msg.custom_author or "").upper() in {"USER", "BOT"}
     if not is_outgoing:
@@ -672,6 +722,11 @@ THREAD_METRIC_COPY_OVERRIDES = {
 def _workspace_conversation_for_person(user, person):
     if person is None:
         return None
+    try:
+        from core.views.workspace import _conversation_for_person
+
+        return _conversation_for_person(user, person)
+    except Exception:
         return (
             WorkspaceConversation.objects.filter(
                 user=user,
@@ -1522,14 +1577,15 @@ def _engage_source_from_ref(plan, source_ref):
 
 
 def _context_base(user, service, identifier, person):
+    identifier_variants = _identifier_variants(service, identifier)
     person_identifier = None
     if person is not None:
-        if identifier:
+        if identifier_variants:
             person_identifier = PersonIdentifier.objects.filter(
                 user=user,
                 person=person,
                 service=service,
-                identifier=identifier,
+                identifier__in=identifier_variants,
             ).first()
         if person_identifier is None:
             person_identifier = (
@@ -1544,7 +1600,7 @@ def _context_base(user, service, identifier, person):
         person_identifier = PersonIdentifier.objects.filter(
             user=user,
             service=service,
-            identifier=identifier,
+            identifier__in=identifier_variants or [identifier],
         ).first()
 
     if person_identifier:
@@ -2496,6 +2552,35 @@ def _panel_context(
         counterpart_identifiers=counterpart_identifiers,
         conversation=conversation,
     )
+    availability_slices = []
+    availability_enabled = False
+    availability_settings = get_availability_settings(request.user)
+    if (
+        base["person"] is not None
+        and availability_settings.enabled
+        and availability_settings.show_in_chat
+    ):
+        range_start = (
+            int(session_bundle["messages"][0].ts or 0) if session_bundle["messages"] else 0
+        )
+        range_end = (
+            int(session_bundle["messages"][-1].ts or 0) if session_bundle["messages"] else 0
+        )
+        if range_start <= 0 or range_end <= 0:
+            now_ts = int(time.time() * 1000)
+            range_start = now_ts - (24 * 60 * 60 * 1000)
+            range_end = now_ts
+        availability_enabled = True
+        availability_slices = _serialize_availability_spans(
+            spans_for_range(
+                user=request.user,
+                person=base["person"],
+                start_ts=range_start,
+                end_ts=range_end,
+                service=base["service"],
+                limit=200,
+            )
+        )
     glance_items = _build_glance_items(
         serialized_messages,
         person_id=(base["person"].id if base["person"] else None),
@@ -2665,6 +2750,22 @@ def _panel_context(
             if base["person"]
             else reverse("ai_workspace")
         ),
+        "ai_workspace_graphs_url": (
+            reverse(
+                "ai_workspace_insight_graphs",
+                kwargs={"type": "page", "person_id": base["person"].id},
+            )
+            if base["person"]
+            else ""
+        ),
+        "ai_workspace_info_url": (
+            reverse(
+                "ai_workspace_information",
+                kwargs={"type": "page", "person_id": base["person"].id},
+            )
+            if base["person"]
+            else ""
+        ),
         "ai_workspace_widget_url": (
             (
                 f"{reverse('ai_workspace_person', kwargs={'type': 'widget', 'person_id': base['person'].id})}"
@@ -2676,6 +2777,9 @@ def _panel_context(
         "manual_icon_class": "fa-solid fa-paper-plane",
         "panel_id": f"compose-panel-{unique}",
         "typing_state_json": json.dumps(typing_state),
+        "availability_enabled": availability_enabled,
+        "availability_slices": availability_slices,
+        "availability_slices_json": json.dumps(availability_slices),
         "command_options": command_options,
         "bp_binding_summary": bp_binding_summary,
         "platform_options": platform_options,
@@ -3133,6 +3237,31 @@ class ComposeThread(LoginRequiredMixin, View):
         counterpart_identifiers = _counterpart_identifiers_for_person(
             request.user, base["person"]
         )
+        availability_slices = []
+        availability_settings = get_availability_settings(request.user)
+        if (
+            base["person"] is not None
+            and availability_settings.enabled
+            and availability_settings.show_in_chat
+        ):
+            range_start = (
+                int(messages[0].ts or 0) if messages else max(0, int(after_ts or 0))
+            )
+            range_end = int(latest_ts or 0)
+            if range_start <= 0 or range_end <= 0:
+                now_ts = int(time.time() * 1000)
+                range_start = now_ts - (24 * 60 * 60 * 1000)
+                range_end = now_ts
+            availability_slices = _serialize_availability_spans(
+                spans_for_range(
+                    user=request.user,
+                    person=base["person"],
+                    start_ts=range_start,
+                    end_ts=range_end,
+                    service=base["service"],
+                    limit=200,
+                )
+            )
         payload = {
             "messages": _serialize_messages_with_artifacts(
                 messages,
@@ -3141,6 +3270,7 @@ class ComposeThread(LoginRequiredMixin, View):
                 seed_previous=seed_previous,
             ),
             "last_ts": latest_ts,
+            "availability_slices": availability_slices,
             "typing": get_person_typing_state(
                 user_id=request.user.id,
                 person_id=base["person"].id if base["person"] else None,

core/views/signal.py

@@ -12,6 +12,8 @@ from mixins.views import ObjectList, ObjectRead
 
 from core.clients import transport
 from core.models import Chat, PersonIdentifier, PlatformChatLink
+from core.presence import get_settings as get_availability_settings
+from core.presence import latest_state_for_people
 from core.views.manage.permissions import SuperUserRequiredMixin
 
 
@@ -211,6 +213,10 @@ class SignalChatsList(SuperUserRequiredMixin, ObjectList):
 
     def get_queryset(self, *args, **kwargs):
         pk = self.kwargs.get("pk", "")
+        availability_settings = get_availability_settings(self.request.user)
+        show_availability = bool(
+            availability_settings.enabled and availability_settings.show_in_groups
+        )
         chats = list(
             Chat.objects.filter(
                 Q(account=pk) | Q(account__isnull=True) | Q(account="")
@@ -265,6 +271,9 @@ class SignalChatsList(SuperUserRequiredMixin, ObjectList):
                     "person_name": (
                         person_identifier.person.name if person_identifier else ""
                     ),
+                    "person_id": (
+                        str(person_identifier.person_id) if person_identifier else ""
+                    ),
                     "manual_icon_class": "fa-solid fa-paper-plane",
                     "can_compose": bool(compose_page_url),
                     "match_url": (
@@ -300,6 +309,56 @@ class SignalChatsList(SuperUserRequiredMixin, ObjectList):
                 }
             )
 
+        if show_availability:
+            person_ids = [
+                str(item.get("person_id") or "").strip()
+                for item in rows
+                if str(item.get("person_id") or "").strip()
+            ]
+            person_ids = [pid for pid in person_ids if pid]
+            state_map = latest_state_for_people(
+                user=self.request.user,
+                person_ids=person_ids,
+                service="signal",
+            )
+            for row in rows:
+                pid = str(row.get("person_id") or "").strip()
+                if pid and pid in state_map:
+                    state_row = state_map.get(pid) or {}
+                    row["availability_state"] = str(state_row.get("state") or "unknown")
+                    row["availability_label"] = (
+                        f"{str(state_row.get('state') or 'unknown').title()} "
+                        f"({float(state_row.get('confidence') or 0.0):.2f})"
+                    )
+            signal_person_ids = list(
+                PersonIdentifier.objects.filter(
+                    user=self.request.user,
+                    service="signal",
+                )
+                .exclude(person_id__isnull=True)
+                .values_list("person_id", flat=True)
+                .distinct()
+            )
+            group_states = latest_state_for_people(
+                user=self.request.user,
+                person_ids=[str(pid) for pid in signal_person_ids if str(pid)],
+                service="signal",
+            )
+            aggregate_counts = {"available": 0, "fading": 0}
+            for state_row in group_states.values():
+                state_text = str((state_row or {}).get("state") or "").strip().lower()
+                if state_text in aggregate_counts:
+                    aggregate_counts[state_text] += 1
+            aggregate_label = (
+                f"{aggregate_counts['available']} available · {aggregate_counts['fading']} fading"
+                if (aggregate_counts["available"] or aggregate_counts["fading"])
+                else ""
+            )
+            if aggregate_label:
+                for row in rows:
+                    if row.get("is_group"):
+                        row["availability_label"] = aggregate_label
+
         return rows
 
 

core/views/tasks.py

@@ -24,8 +24,9 @@ from core.models import (
     PersonIdentifier,
     PlatformChatLink,
     Chat,
+    ExternalChatLink,
 )
-from core.tasks.providers.mock import get_provider
+from core.tasks.providers import get_provider
 
 SAFE_TASK_FLAGS_DEFAULTS = {
     "derive_enabled": True,
@@ -170,6 +171,13 @@ def _service_label(service: str) -> str:
     return labels.get(key, key.title() if key else "Unknown")
 
 
+def _provider_row_map(user):
+    return {
+        str(row.provider or "").strip().lower(): row
+        for row in TaskProviderConfig.objects.filter(user=user).order_by("provider")
+    }
+
+
 def _resolve_channel_display(user, service: str, identifier: str) -> dict:
     service_key = str(service or "").strip().lower()
     raw_identifier = str(identifier or "").strip()
@@ -408,12 +416,33 @@ class TaskSettings(LoginRequiredMixin, View):
         for row in sources:
             row.settings_effective = _flags_with_defaults(row.settings)
             row.allowed_prefixes_csv = ",".join(row.settings_effective["allowed_prefixes"])
+        provider_map = _provider_row_map(request.user)
+        codex_cfg = provider_map.get("codex_cli")
+        codex_settings = dict(getattr(codex_cfg, "settings", {}) or {})
+        mock_cfg = provider_map.get("mock")
+        external_chat_links = list(
+            ExternalChatLink.objects.filter(user=request.user).select_related(
+                "person", "person_identifier"
+            ).order_by("-updated_at")[:200]
+        )
+
         return {
             "projects": projects,
             "epics": TaskEpic.objects.filter(project__user=request.user).select_related("project").order_by("project__name", "name"),
             "sources": sources,
             "patterns": TaskCompletionPattern.objects.filter(user=request.user).order_by("position", "created_at"),
-            "provider_configs": TaskProviderConfig.objects.filter(user=request.user).order_by("provider"),
+            "provider_configs": list(provider_map.values()),
+            "mock_provider_config": mock_cfg,
+            "codex_provider_config": codex_cfg,
+            "codex_provider_settings": {
+                "command": str(codex_settings.get("command") or "codex"),
+                "workspace_root": str(codex_settings.get("workspace_root") or ""),
+                "default_profile": str(codex_settings.get("default_profile") or ""),
+                "timeout_seconds": int(codex_settings.get("timeout_seconds") or 60),
+                "chat_link_mode": str(codex_settings.get("chat_link_mode") or "task-sync"),
+            },
+            "person_identifiers": PersonIdentifier.objects.filter(user=request.user).select_related("person").order_by("person__name", "service", "identifier")[:600],
+            "external_chat_links": external_chat_links,
             "sync_events": ExternalSyncEvent.objects.filter(user=request.user).order_by("-updated_at")[:100],
             "prefill_service": prefill_service,
             "prefill_identifier": prefill_identifier,
@@ -537,12 +566,75 @@ class TaskSettings(LoginRequiredMixin, View):
                 defaults={"enabled": False, "settings": {}},
             )
             row.enabled = bool(request.POST.get("enabled"))
-            row.save(update_fields=["enabled", "updated_at"])
+            settings_payload = dict(row.settings or {})
+            if provider == "codex_cli":
+                timeout_raw = str(request.POST.get("timeout_seconds") or "60").strip()
+                try:
+                    timeout_value = max(1, int(timeout_raw))
+                except Exception:
+                    timeout_value = 60
+                settings_payload = {
+                    "command": str(request.POST.get("command") or "codex").strip() or "codex",
+                    "workspace_root": str(request.POST.get("workspace_root") or "").strip(),
+                    "default_profile": str(request.POST.get("default_profile") or "").strip(),
+                    "timeout_seconds": timeout_value,
+                    "chat_link_mode": "task-sync",
+                }
+            row.settings = settings_payload
+            row.save(update_fields=["enabled", "settings", "updated_at"])
+            return _settings_redirect(request)
+
+        if action == "external_chat_link_upsert":
+            provider = str(request.POST.get("provider") or "codex_cli").strip().lower() or "codex_cli"
+            external_chat_id = str(request.POST.get("external_chat_id") or "").strip()
+            person_identifier_id = str(request.POST.get("person_identifier_id") or "").strip()
+            if not external_chat_id:
+                messages.error(request, "External chat ID is required.")
+                return _settings_redirect(request)
+            identifier = None
+            if person_identifier_id:
+                identifier = get_object_or_404(
+                    PersonIdentifier,
+                    user=request.user,
+                    id=person_identifier_id,
+                )
+            row, _ = ExternalChatLink.objects.update_or_create(
+                user=request.user,
+                provider=provider,
+                external_chat_id=external_chat_id,
+                defaults={
+                    "person": getattr(identifier, "person", None),
+                    "person_identifier": identifier,
+                    "enabled": bool(request.POST.get("enabled")),
+                    "metadata": {
+                        "chat_link_mode": "task-sync",
+                        "notes": str(request.POST.get("metadata_notes") or "").strip(),
+                    },
+                },
+            )
+            if identifier and row.person_id != identifier.person_id:
+                row.person = identifier.person
+                row.save(update_fields=["person", "updated_at"])
+            return _settings_redirect(request)
+
+        if action == "external_chat_link_delete":
+            row = get_object_or_404(
+                ExternalChatLink,
+                id=request.POST.get("external_link_id"),
+                user=request.user,
+            )
+            row.delete()
             return _settings_redirect(request)
 
         if action == "sync_retry":
             event = get_object_or_404(ExternalSyncEvent, id=request.POST.get("event_id"), user=request.user)
             provider = get_provider(event.provider)
+            if bool(getattr(provider, "run_in_worker", False)):
+                event.status = "pending"
+                event.error = ""
+                event.payload = dict(event.payload or {}, retried=True)
+                event.save(update_fields=["status", "error", "payload", "updated_at"])
+            else:
                 payload = dict(event.payload or {})
                 result = provider.append_update({}, payload)
                 event.status = "ok" if result.ok else "failed"

core/views/whatsapp.py

@@ -8,6 +8,8 @@ from mixins.views import ObjectList, ObjectRead
 
 from core.clients import transport
 from core.models import PersonIdentifier, PlatformChatLink
+from core.presence import get_settings as get_availability_settings
+from core.presence import latest_state_for_people
 from core.util import logs
 from core.views.compose import _compose_urls, _service_icon_class
 from core.views.manage.permissions import SuperUserRequiredMixin
@@ -265,6 +267,10 @@ class WhatsAppChatsList(WhatsAppContactsList):
     def get_queryset(self, *args, **kwargs):
         rows = []
         seen = set()
+        availability_settings = get_availability_settings(self.request.user)
+        show_availability = bool(
+            availability_settings.enabled and availability_settings.show_in_groups
+        )
         state = transport.get_runtime_state("whatsapp")
 
         runtime_contacts = state.get("contacts") or []
@@ -414,7 +420,36 @@ class WhatsAppChatsList(WhatsAppContactsList):
             if not row.get("is_group") and row.get("identifier") in db_group_ids:
                 row["is_group"] = True
 
-        return [row for row in rows if row.get("is_group")]
+        group_rows = [row for row in rows if row.get("is_group")]
+        if show_availability and group_rows:
+            whatsapp_person_ids = list(
+                PersonIdentifier.objects.filter(
+                    user=self.request.user,
+                    service="whatsapp",
+                )
+                .exclude(person_id__isnull=True)
+                .values_list("person_id", flat=True)
+                .distinct()
+            )
+            state_map = latest_state_for_people(
+                user=self.request.user,
+                person_ids=[str(pid) for pid in whatsapp_person_ids if str(pid)],
+                service="whatsapp",
+            )
+            counts = {"available": 0, "fading": 0}
+            for value in state_map.values():
+                state_text = str((value or {}).get("state") or "").strip().lower()
+                if state_text in counts:
+                    counts[state_text] += 1
+            aggregate = (
+                f"{counts['available']} available · {counts['fading']} fading"
+                if (counts["available"] or counts["fading"])
+                else ""
+            )
+            if aggregate:
+                for row in group_rows:
+                    row["availability_label"] = aggregate
+        return group_rows
 
 
 class WhatsAppAccountAdd(SuperUserRequiredMixin, ObjectRead):

scripts/quadlet/manage.sh

@@ -3,21 +3,39 @@ set -euo pipefail
 
 ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"
 STACK_ENV="${STACK_ENV:-$ROOT_DIR/stack.env}"
-POD_NAME="gia"
 
-REDIS_CONTAINER="redis_gia"
-SIGNAL_CONTAINER="signal"
-MIGRATION_CONTAINER="migration_gia"
-COLLECTSTATIC_CONTAINER="collectstatic_gia"
-APP_CONTAINER="gia"
-ASGI_CONTAINER="asgi_gia"
-UR_CONTAINER="ur_gia"
-SCHED_CONTAINER="scheduling_gia"
+STACK_ID="${GIA_STACK_ID:-${STACK_ID:-}}"
+STACK_ID="$(echo "$STACK_ID" | tr -cs 'a-zA-Z0-9._-' '-' | sed 's/^-*//; s/-*$//')"
+
+name_with_stack() {
+  local base="$1"
+  if [[ -n "$STACK_ID" ]]; then
+    echo "${base}_${STACK_ID}"
+  else
+    echo "$base"
+  fi
+}
+
+POD_NAME="$(name_with_stack "gia")"
+
+REDIS_CONTAINER="$(name_with_stack "redis_gia")"
+SIGNAL_CONTAINER="$(name_with_stack "signal")"
+MIGRATION_CONTAINER="$(name_with_stack "migration_gia")"
+COLLECTSTATIC_CONTAINER="$(name_with_stack "collectstatic_gia")"
+APP_CONTAINER="$(name_with_stack "gia")"
+ASGI_CONTAINER="$(name_with_stack "asgi_gia")"
+UR_CONTAINER="$(name_with_stack "ur_gia")"
+SCHED_CONTAINER="$(name_with_stack "scheduling_gia")"
+CODEX_WORKER_CONTAINER="$(name_with_stack "codex_worker_gia")"
 
 REDIS_DATA_DIR="${QUADLET_REDIS_DATA_DIR:-$ROOT_DIR/.podman/gia_redis_data}"
 WHATSAPP_DATA_DIR="${QUADLET_WHATSAPP_DATA_DIR:-$ROOT_DIR/.podman/gia_whatsapp_data}"
 SQLITE_DATA_DIR="${QUADLET_SQLITE_DATA_DIR:-$ROOT_DIR/.podman/gia_sqlite_data}"
-VRUN_DIR="/code/vrun"
+if [[ -n "${STACK_ID}" ]]; then
+  VRUN_DIR="/code/vrun/${STACK_ID}"
+else
+  VRUN_DIR="/code/vrun"
+fi
 
 load_env() {
   set -a
@@ -134,6 +152,7 @@ down_stack() {
   rm_if_exists "$ASGI_CONTAINER"
   rm_if_exists "$UR_CONTAINER"
   rm_if_exists "$SCHED_CONTAINER"
+  rm_if_exists "$CODEX_WORKER_CONTAINER"
 }
 
 start_stack() {
@@ -153,7 +172,15 @@ start_stack() {
   chmod 0666 "$HOST_DATABASE_FILE" 2>/dev/null || true
   down_stack
 
-  podman pod create --name "$POD_NAME" -p "${APP_PORT:-5006}:8000" -p "8080:8080" >/dev/null
+  local port_offset="${GIA_STACK_PORT_OFFSET:-}"
+  if [[ -z "$port_offset" && -n "$STACK_ID" ]]; then
+    port_offset="$(( $(printf '%s' "$STACK_ID" | cksum | awk '{print $1}') % 500 + 1 ))"
+  fi
+  port_offset="${port_offset:-0}"
+  local app_port="${APP_PORT:-$((5006 + port_offset))}"
+  local signal_port="${SIGNAL_PUBLIC_PORT:-$((8080 + port_offset))}"
+
+  podman pod create --name "$POD_NAME" -p "${app_port}:8000" -p "${signal_port}:8080" >/dev/null
 
   podman run -d \
     --replace \
@@ -182,6 +209,7 @@ start_stack() {
   run_worker_container "$ASGI_CONTAINER" "rm -f /var/run/asgi-gia.sock && . /venv/bin/activate && python -m pip install --disable-pip-version-check -q uvicorn && python -m uvicorn app.asgi:application --uds /var/run/asgi-gia.sock --workers 1" 0 1
   run_worker_container "$UR_CONTAINER" ". /venv/bin/activate && python manage.py ur" 1 1
   run_worker_container "$SCHED_CONTAINER" ". /venv/bin/activate && python manage.py scheduling" 1 0
+  run_worker_container "$CODEX_WORKER_CONTAINER" ". /venv/bin/activate && python manage.py codex_worker" 1 0
 }
 
 render_units() {
@@ -211,18 +239,23 @@ case "${1:-}" in
   status)
     require_podman
     podman pod ps --format "table {{.Name}}\t{{.Status}}" | grep -E "^$POD_NAME\b" || true
-    podman ps --format "table {{.Names}}\t{{.Status}}" | grep -E "^($APP_CONTAINER|$ASGI_CONTAINER|$UR_CONTAINER|$SCHED_CONTAINER|$REDIS_CONTAINER|$SIGNAL_CONTAINER)\b" || true
+    podman ps --format "table {{.Names}}\t{{.Status}}" | grep -E "^($APP_CONTAINER|$ASGI_CONTAINER|$UR_CONTAINER|$SCHED_CONTAINER|$CODEX_WORKER_CONTAINER|$REDIS_CONTAINER|$SIGNAL_CONTAINER)\b" || true
     ;;
   logs)
     require_podman
     if is_remote; then
       podman logs -f "$APP_CONTAINER"
     else
-      podman logs -f "$APP_CONTAINER" "$ASGI_CONTAINER" "$UR_CONTAINER" "$SCHED_CONTAINER" "$REDIS_CONTAINER" "$SIGNAL_CONTAINER"
+      podman logs -f "$APP_CONTAINER" "$ASGI_CONTAINER" "$UR_CONTAINER" "$SCHED_CONTAINER" "$CODEX_WORKER_CONTAINER" "$REDIS_CONTAINER" "$SIGNAL_CONTAINER"
     fi
     ;;
+  watch)
+    require_podman
+    load_env
+    exec "$ROOT_DIR/scripts/quadlet/watchdog.sh"
+    ;;
   *)
-    echo "Usage: $0 {install|up|down|restart|status|logs}" >&2
+    echo "Usage: $0 {install|up|down|restart|status|logs|watch}" >&2
     exit 2
     ;;
 esac

scripts/quadlet/render_units.py

@@ -45,6 +45,27 @@ def main() -> int:
     repo_root = Path(__file__).resolve().parents[2]
     stack_env_path = abs_from(repo_root, args.stack_env, "stack.env")
     env = parse_env(stack_env_path)
+    stack_id = str(env.get("GIA_STACK_ID") or env.get("STACK_ID") or "").strip()
+    stack_id = "".join(ch if (ch.isalnum() or ch in "._-") else "-" for ch in stack_id).strip("-")
+
+    def with_stack(base: str) -> str:
+        return f"{base}_{stack_id}" if stack_id else base
+
+    unit_prefix = f"gia-{stack_id}" if stack_id else "gia"
+    pod_ref = f"{unit_prefix}.pod"
+    target_ref = f"{unit_prefix}.target"
+    stack_offset_raw = str(env.get("GIA_STACK_PORT_OFFSET") or "").strip()
+    if stack_offset_raw:
+        try:
+            stack_port_offset = max(0, int(stack_offset_raw))
+        except Exception:
+            stack_port_offset = 0
+    elif stack_id:
+        stack_port_offset = (sum(ord(ch) for ch in stack_id) % 500) + 1
+    else:
+        stack_port_offset = 0
+    app_port = int(env.get("APP_PORT") or (5006 + stack_port_offset))
+    signal_public_port = int(env.get("SIGNAL_PUBLIC_PORT") or (8080 + stack_port_offset))
 
     repo_dir = abs_from(repo_root, env.get("REPO_DIR", "."), ".")
     host_uid = int(os.getuid())
@@ -62,7 +83,7 @@ def main() -> int:
     redis_data_dir = abs_from(repo_root, env.get("QUADLET_REDIS_DATA_DIR", "./.podman/gia_redis_data"), "./.podman/gia_redis_data")
     whatsapp_data_dir = abs_from(repo_root, env.get("QUADLET_WHATSAPP_DATA_DIR", "./.podman/gia_whatsapp_data"), "./.podman/gia_whatsapp_data")
 
-    vrun_dir = Path("/code/vrun")
+    vrun_dir = Path("/code/vrun") / stack_id if stack_id else Path("/code/vrun")
     signal_cli_dir = (repo_dir / "signal-cli-config").resolve()
     uwsgi_ini = (repo_dir / "docker" / "uwsgi.ini").resolve()
     redis_conf = (repo_dir / "docker" / "redis.conf").resolve()
@@ -80,22 +101,24 @@ def main() -> int:
 
     env_file = stack_env_path
 
-    pod_unit = """
+    pod_unit = f"""
 [Unit]
 Description=GIA Pod
 
 [Pod]
-PodName=gia
+PodName={with_stack('gia')}
+PublishPort={app_port}:8000
+PublishPort={signal_public_port}:8080
 
 [Install]
 WantedBy=default.target
 """
 
-    target_unit = """
+    target_unit = f"""
 [Unit]
 Description=GIA Stack Target
-Wants=gia-redis.service gia-signal.service gia-migration.service gia-collectstatic.service gia-app.service gia-asgi.service gia-ur.service gia-scheduling.service
-After=gia-redis.service gia-signal.service gia-migration.service gia-collectstatic.service
+Wants={unit_prefix}-redis.service {unit_prefix}-signal.service {unit_prefix}-migration.service {unit_prefix}-collectstatic.service {unit_prefix}-app.service {unit_prefix}-asgi.service {unit_prefix}-ur.service {unit_prefix}-scheduling.service {unit_prefix}-codex-worker.service
+After={unit_prefix}-redis.service {unit_prefix}-signal.service {unit_prefix}-migration.service {unit_prefix}-collectstatic.service
 
 [Install]
 WantedBy=default.target
@@ -104,14 +127,14 @@ WantedBy=default.target
     redis_unit = f"""
 [Unit]
 Description=GIA Redis
-PartOf=gia.target
+PartOf={target_ref}
 After=network-online.target
 Wants=network-online.target
 
 [Container]
 Image=docker.io/library/redis:latest
-ContainerName=redis_gia
-Pod=gia.pod
+ContainerName={with_stack('redis_gia')}
+Pod={pod_ref}
 Volume={redis_conf}:/etc/redis.conf:ro
 Volume={redis_data_dir}:/data
 Volume={vrun_dir}:/var/run
@@ -122,20 +145,20 @@ Restart=always
 RestartSec=2
 
 [Install]
-WantedBy=gia.target
+WantedBy={target_ref}
 """
 
     signal_unit = f"""
 [Unit]
 Description=GIA Signal API
-PartOf=gia.target
+PartOf={target_ref}
 After=network-online.target
 Wants=network-online.target
 
 [Container]
 Image=docker.io/bbernhard/signal-cli-rest-api:latest
-ContainerName=signal
-Pod=gia.pod
+ContainerName={with_stack('signal')}
+Pod={pod_ref}
 Volume={signal_cli_dir}:/home/.local/share/signal-cli
 Environment=MODE=json-rpc
 
@@ -144,21 +167,21 @@ Restart=always
 RestartSec=2
 
 [Install]
-WantedBy=gia.target
+WantedBy={target_ref}
 """
 
     def gia_container(name: str, container_name: str, command: str, include_uwsgi: bool, include_whatsapp: bool, after: str, requires: str, one_shot: bool = False) -> str:
         lines = [
             "[Unit]",
             f"Description={name}",
-            "PartOf=gia.target",
+            f"PartOf={target_ref}",
             f"After={after}",
             f"Requires={requires}",
             "",
             "[Container]",
             "Image=localhost/xf/gia:prod",
             f"ContainerName={container_name}",
-            "Pod=gia.pod",
+            f"Pod={pod_ref}",
             f"User={host_uid}:{host_gid}",
             f"EnvironmentFile={env_file}",
             "Environment=SIGNAL_HTTP_URL=http://127.0.0.1:8080",
@@ -178,7 +201,7 @@ WantedBy=gia.target
                 "Type=oneshot",
                 "RemainAfterExit=yes",
                 "TimeoutStartSec=0",
-                "ExecStartPre=/bin/sh -c 'for i in $(seq 1 60); do [ -S /code/vrun/gia-redis.sock ] && exit 0; sleep 1; done; exit 1'",
+                f"ExecStartPre=/bin/sh -c 'for i in $(seq 1 60); do [ -S {vrun_dir}/gia-redis.sock ] && exit 0; sleep 1; done; exit 1'",
             ])
         else:
             lines.extend([
@@ -186,80 +209,92 @@ WantedBy=gia.target
                 "RestartSec=2",
             ])
         lines.extend(["", "[Install]", "WantedBy=gia.target"])
+        lines[-1] = f"WantedBy={target_ref}"
         return "\n".join(lines)
 
     migration_unit = gia_container(
         "GIA Migration",
-        "migration_gia",
+        with_stack("migration_gia"),
         "sh -c '. /venv/bin/activate && python manage.py migrate --noinput'",
         include_uwsgi=False,
         include_whatsapp=False,
-        after="gia-redis.service gia-signal.service",
-        requires="gia-redis.service gia-signal.service",
+        after=f"{unit_prefix}-redis.service {unit_prefix}-signal.service",
+        requires=f"{unit_prefix}-redis.service {unit_prefix}-signal.service",
         one_shot=True,
     )
 
     collectstatic_unit = gia_container(
         "GIA Collectstatic",
-        "collectstatic_gia",
+        with_stack("collectstatic_gia"),
         "sh -c '. /venv/bin/activate && python manage.py collectstatic --noinput'",
         include_uwsgi=False,
         include_whatsapp=False,
-        after="gia-migration.service",
-        requires="gia-migration.service",
+        after=f"{unit_prefix}-migration.service",
+        requires=f"{unit_prefix}-migration.service",
         one_shot=True,
     )
 
     app_unit = gia_container(
         "GIA App",
-        "gia",
+        with_stack("gia"),
         "sh -c 'if [ \\\"$OPERATION\\\" = \\\"uwsgi\\\" ] ; then . /venv/bin/activate && uwsgi --ini /conf/uwsgi.ini ; else . /venv/bin/activate && exec python manage.py runserver 0.0.0.0:8000; fi'",
         include_uwsgi=True,
         include_whatsapp=True,
-        after="gia-collectstatic.service gia-redis.service gia-signal.service",
-        requires="gia-collectstatic.service gia-redis.service gia-signal.service",
+        after=f"{unit_prefix}-collectstatic.service {unit_prefix}-redis.service {unit_prefix}-signal.service",
+        requires=f"{unit_prefix}-collectstatic.service {unit_prefix}-redis.service {unit_prefix}-signal.service",
     )
 
     asgi_unit = gia_container(
         "GIA ASGI",
-        "asgi_gia",
+        with_stack("asgi_gia"),
         "sh -c 'rm -f /var/run/asgi-gia.sock && . /venv/bin/activate && python -m pip install --disable-pip-version-check -q uvicorn && python -m uvicorn app.asgi:application --uds /var/run/asgi-gia.sock --workers 1'",
         include_uwsgi=False,
         include_whatsapp=True,
-        after="gia-collectstatic.service gia-redis.service gia-signal.service",
-        requires="gia-collectstatic.service gia-redis.service gia-signal.service",
+        after=f"{unit_prefix}-collectstatic.service {unit_prefix}-redis.service {unit_prefix}-signal.service",
+        requires=f"{unit_prefix}-collectstatic.service {unit_prefix}-redis.service {unit_prefix}-signal.service",
     )
 
     ur_unit = gia_container(
         "GIA Unified Router",
-        "ur_gia",
+        with_stack("ur_gia"),
         "sh -c '. /venv/bin/activate && python manage.py ur'",
         include_uwsgi=True,
         include_whatsapp=True,
-        after="gia-collectstatic.service gia-redis.service gia-signal.service",
-        requires="gia-collectstatic.service gia-redis.service gia-signal.service",
+        after=f"{unit_prefix}-collectstatic.service {unit_prefix}-redis.service {unit_prefix}-signal.service",
+        requires=f"{unit_prefix}-collectstatic.service {unit_prefix}-redis.service {unit_prefix}-signal.service",
     )
 
     scheduling_unit = gia_container(
         "GIA Scheduling",
-        "scheduling_gia",
+        with_stack("scheduling_gia"),
         "sh -c '. /venv/bin/activate && python manage.py scheduling'",
         include_uwsgi=True,
         include_whatsapp=False,
-        after="gia-collectstatic.service gia-redis.service gia-signal.service",
-        requires="gia-collectstatic.service gia-redis.service gia-signal.service",
+        after=f"{unit_prefix}-collectstatic.service {unit_prefix}-redis.service {unit_prefix}-signal.service",
+        requires=f"{unit_prefix}-collectstatic.service {unit_prefix}-redis.service {unit_prefix}-signal.service",
     )
 
-    write_unit(out_dir / "gia.pod", pod_unit)
-    write_unit(out_dir / "gia.target", target_unit)
-    write_unit(out_dir / "gia-redis.container", redis_unit)
-    write_unit(out_dir / "gia-signal.container", signal_unit)
-    write_unit(out_dir / "gia-migration.container", migration_unit)
-    write_unit(out_dir / "gia-collectstatic.container", collectstatic_unit)
-    write_unit(out_dir / "gia-app.container", app_unit)
-    write_unit(out_dir / "gia-asgi.container", asgi_unit)
-    write_unit(out_dir / "gia-ur.container", ur_unit)
-    write_unit(out_dir / "gia-scheduling.container", scheduling_unit)
+    codex_worker_unit = gia_container(
+        "GIA Codex Worker",
+        with_stack("codex_worker_gia"),
+        "sh -c '. /venv/bin/activate && python manage.py codex_worker'",
+        include_uwsgi=True,
+        include_whatsapp=False,
+        after=f"{unit_prefix}-collectstatic.service {unit_prefix}-redis.service {unit_prefix}-signal.service",
+        requires=f"{unit_prefix}-collectstatic.service {unit_prefix}-redis.service {unit_prefix}-signal.service",
+    )
+
+    write_unit(out_dir / f"{unit_prefix}.pod", pod_unit)
+    write_unit(out_dir / f"{unit_prefix}.target", target_unit)
+    write_unit(out_dir / f"{unit_prefix}-redis.container", redis_unit)
+    write_unit(out_dir / f"{unit_prefix}-signal.container", signal_unit)
+    write_unit(out_dir / f"{unit_prefix}-migration.container", migration_unit)
+    write_unit(out_dir / f"{unit_prefix}-collectstatic.container", collectstatic_unit)
+    write_unit(out_dir / f"{unit_prefix}-app.container", app_unit)
+    write_unit(out_dir / f"{unit_prefix}-asgi.container", asgi_unit)
+    write_unit(out_dir / f"{unit_prefix}-ur.container", ur_unit)
+    write_unit(out_dir / f"{unit_prefix}-scheduling.container", scheduling_unit)
+    write_unit(out_dir / f"{unit_prefix}-codex-worker.container", codex_worker_unit)
 
     print(f"Wrote Quadlet units to: {out_dir}")
     return 0

scripts/quadlet/watchdog.sh

@@ -0,0 +1,82 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"
+STACK_ENV="${STACK_ENV:-$ROOT_DIR/stack.env}"
+STACK_ID="${GIA_STACK_ID:-${STACK_ID:-}}"
+STACK_ID="$(echo "$STACK_ID" | tr -cs 'a-zA-Z0-9._-' '-' | sed 's/^-*//; s/-*$//')"
+SLEEP_SECONDS="${WATCHDOG_SLEEP_SECONDS:-15}"
+NTFY_TOPIC="${NTFY_TOPIC:-${NOTIFY_TOPIC:-}}"
+NTFY_URL_BASE="${NTFY_URL_BASE:-https://ntfy.sh}"
+HOST_TAG="${HOSTNAME:-$(hostname 2>/dev/null || echo unknown-host)}"
+
+if [[ -f "$STACK_ENV" ]]; then
+  set -a
+  . "$STACK_ENV"
+  set +a
+fi
+
+name_with_stack() {
+  local base="$1"
+  if [[ -n "$STACK_ID" ]]; then
+    echo "${base}_${STACK_ID}"
+  else
+    echo "$base"
+  fi
+}
+
+notify() {
+  local title="$1"
+  local msg="$2"
+  if [[ -z "$NTFY_TOPIC" ]]; then
+    return 0
+  fi
+  if ! command -v curl >/dev/null 2>&1; then
+    return 0
+  fi
+  curl -sS -X POST "${NTFY_URL_BASE%/}/$NTFY_TOPIC" \
+    -H "Title: $title" \
+    -H "Tags: warning" \
+    -d "$msg" >/dev/null || true
+}
+
+CONTAINERS=(
+  "$(name_with_stack "gia")"
+  "$(name_with_stack "asgi_gia")"
+  "$(name_with_stack "ur_gia")"
+  "$(name_with_stack "scheduling_gia")"
+  "$(name_with_stack "codex_worker_gia")"
+)
+
+declare -A LAST_STATE
+for name in "${CONTAINERS[@]}"; do
+  LAST_STATE["$name"]="unknown"
+done
+
+while true; do
+  for name in "${CONTAINERS[@]}"; do
+    running="false"
+    if inspect_out="$(podman inspect -f '{{.State.Running}}' "$name" 2>/dev/null)"; then
+      running="$(echo "$inspect_out" | tr -d '\n' | tr 'A-Z' 'a-z')"
+    fi
+
+    if [[ "$running" == "true" ]]; then
+      if [[ "${LAST_STATE[$name]}" != "up" ]]; then
+        notify "GIA recovered: $name" "[$HOST_TAG] container $name is now running"
+      fi
+      LAST_STATE["$name"]="up"
+      continue
+    fi
+
+    restart_out=""
+    if restart_out="$(podman restart "$name" 2>&1)"; then
+      LAST_STATE["$name"]="recovering"
+      notify "GIA restarted: $name" "[$HOST_TAG] container $name was not running and restart succeeded"
+    else
+      LAST_STATE["$name"]="down"
+      notify "GIA restart failed: $name" "[$HOST_TAG] restart failed for $name: $restart_out"
+    fi
+  done
+
+  sleep "$SLEEP_SECONDS"
+done

stack.env.example

@@ -1,4 +1,9 @@
 APP_PORT=5006
+# Optional stack suffix for running a second isolated dev instance.
+# Example: GIA_STACK_ID=selfdev
+GIA_STACK_ID=
+# Optional deterministic port offset when STACK_ID is set.
+GIA_STACK_PORT_OFFSET=
 REPO_DIR=.
 APP_LOCAL_SETTINGS=./app/local_settings.py
 APP_DATABASE_FILE=./db.sqlite3
@@ -6,6 +11,9 @@ DOMAIN=example.com
 URL=https://example.com
 ALLOWED_HOSTS=example.com
 NOTIFY_TOPIC=example-topic
+# Optional explicit ntfy topic/url for scripts/quadlet/watchdog.sh
+NTFY_TOPIC=
+NTFY_URL_BASE=https://ntfy.sh
 CSRF_TRUSTED_ORIGINS=https://example.com
 DEBUG=y
 SECRET_KEY=