from __future__ import annotations from dataclasses import dataclass, field from typing import Any @dataclass(slots=True) class CommandContext: service: str channel_identifier: str message_id: str user_id: int message_text: str payload: dict[str, Any] = field(default_factory=dict) @dataclass(slots=True) class CommandResult: ok: bool status: str = "ok" error: str = "" payload: dict[str, Any] = field(default_factory=dict) class CommandHandler: slug = "" async def execute(self, ctx: CommandContext) -> CommandResult: raise NotImplementedError