kamilkrzywda a0e1c37291 Add GET /api/channels, move endpoints under /api prefix, serve Scalar docs at / (issue #1)
- New GET /api/channels: device Meshtastic channels from FromRadio.channel
  frames during initial sync; psk/keys redacted; map reset on reconnect.
- app.setGlobalPrefix('api'): /status -> /api/status, /send -> /api/send.
- Scalar API docs at / (OpenAPI JSON at /docs-json) via @nestjs/swagger +
  @scalar/nestjs-api-reference; light swagger decorators on endpoints/body.
- MESH_RECONNECT_MS env knob (default 5000 ms).
- v0.1.0: CHANGELOG entry, README/AGENTS/ORCHESTRATOR docs sync.
2026-09-23 19:03:00 +00:00

mesh-bot

Minimal NestJS bot for Meshtastic. Long-running service that TCP-connects to a Meshtastic serial bridge (raw socat pipe) at 192.168.1.4:4003, parses inbound protobuf frames, logs received text messages, and exposes HTTP endpoints to send text.

Local run

npm i
npm run start:dev

Docker

docker compose up -d --build

Exposed via Traefik only (no published ports) at http://bot.dev.kkhost.pl.

Endpoints

All API endpoints live under the /api prefix:

  • GET /api/status — { connected, myNodeNum, host, port }
  • POST /api/send — body { "text": "...", "to"?: <node number | "!b" | "broadcast"> }, returns { id }
  • GET /api/channels — the device's Meshtastic channels as { index, name, uplinkEnabled, downlinkEnabled }[] (psk/keys are redacted; empty until the initial sync completes)

Interactive API docs (Scalar) are served at /, with the OpenAPI JSON at /docs-json.

curl http://localhost:3000/api/status
curl -X POST http://localhost:3000/api/send -H 'content-type: application/json' -d '{"text":"hi"}'
curl -X POST http://localhost:3000/api/send -H 'content-type: application/json' -d '{"to":123456789,"text":"hello"}'
curl http://localhost:3000/api/channels

to omitted, "!b", or "broadcast" sends to the broadcast address 0xffffffff.

Env vars

  • MESH_HOST (default 192.168.1.4) — bridge host
  • MESH_PORT (default 4003) — bridge port
  • MESH_RECONNECT_MS (default 5000) — reconnect interval in ms
  • PORT (default 3000) — HTTP listen port

Note: the serial bridge accepts only ONE client at a time — if another app is connected to the radio, this bot will not get a connection.

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Meshtastic bot
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