Implement delay timing

core/clients/signalapi.py

@@ -48,7 +48,9 @@ async def download_and_encode_base64(file_url, filename, content_type, session=N
                     return None
                 file_data = await response.read()
                 base64_encoded = base64.b64encode(file_data).decode("utf-8")
-                return f"data:{content_type};filename={filename};base64,{base64_encoded}"
+                return (
+                    f"data:{content_type};filename={filename};base64,{base64_encoded}"
+                )
 
         async with aiohttp.ClientSession() as local_session:
             async with local_session.get(file_url, timeout=10) as response:
@@ -104,7 +106,9 @@ async def send_message_raw(recipient_uuid, text=None, attachments=None):
         file_url = row.get("url")
         if not file_url:
             return None
-        return await download_and_encode_base64(file_url, filename, content_type, session)
+        return await download_and_encode_base64(
+            file_url, filename, content_type, session
+        )
 
     # Asynchronously resolve and encode all attachments
     attachments = attachments or []