channel-bot

Apps & Automation

Work with messaging-channel bots (Telegram / Slack) — register a bot, route inbound messages through the AI agent, handle webhooks vs polling, or add a new channel adapter. Use when wiring chat into a messaging platform or debugging bot delivery.

QUICK START

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Messaging Channels (Telegram / Slack)

Channels are a thick service at backend/app/services/channels/: per-platform adapters plus a router that funnels inbound messages into the same agent pipeline as the web chat.

Layout

File	Responsibility
`base.py`	Shared channel adapter interface
`telegram.py`	Telegram adapter (aiogram v3)
`slack.py`	Slack adapter (Events API + Socket Mode)
`router.py`	Maps an inbound platform message → conversation/session → agent run → reply
`chart_render.py`	Renders chart tool output as PNG for channels

Bots are stored in the DB (channel_bot), with per-user identity (channel_identity) and per-thread session (channel_session) tables. Bot tokens are encrypted at rest with CHANNEL_ENCRYPTION_KEY (Fernet).

Register / manage a bot

uv run {{ cookiecutter.project_slug }} cmd channel ...   # see `cmd channel --help`

Webhook vs polling

Polling (dev): the adapter long-polls the platform — no public URL needed.
Webhook (prod): the platform POSTs to POST /api/v1/telegram/{bot_id}/webhook / the Slack events endpoint. Verify the signature/secret (HMAC for Telegram, signing secret for Slack) before processing.

Add a new channel adapter

Implement an adapter in services/channels/<platform>.py against the base.py interface (parse inbound → normalized message; send outbound).
Wire it into router.py so inbound messages reach the agent and replies stream back.
Add a webhook route under api/routes/v1/ (signature-verified) and/or a polling entrypoint.
Reuse the existing conversation/session model — don't fork the agent pipeline.

Rules

Inbound messages flow through router.py into the same agent/session pipeline as web chat — don't duplicate agent logic per platform.
Always verify webhook signatures before acting on a payload.
Store tokens encrypted (CHANNEL_ENCRYPTION_KEY); never log or echo them.
Respect per-group/per-thread concurrency controls already in the adapters.