signal-bot/.env.sample
Krzysztof kuhy Rudnicki 6bde3493a4 feat: rewrite the bot so it runs, and gate it like the other repos
The bot did not work. `run.sh` started a FastAPI app whose
`@app.on_event("startup")` awaited `asyncio.gather()` on two infinite
tasks, so uvicorn never finished starting up and no HTTP was ever served;
the readme's `python main.py` was a no-op with no `__main__` block and no
`uvicorn.run()` call. All three CI workflows were red, one referencing an
`environment.yml` that does not exist.

Rewritten as a package behind an injectable transport seam, which is what
makes the offline environment possible.

Bugs fixed:
- startup deadlock: lifespan spawns the loops instead of awaiting them
- sticker filter read dataMessage.sticker even on syncMessage envelopes, so
  the account's own stickers were never filtered (e038772, 53028cc, 07fa90d,
  2416cef all fought this symptom)
- no websocket reconnect: a container restart killed the bot silently
- blocking `requests` inside async functions stalled the event loop
- every counted message DMed the whole tally to the bot itself
- images were written to CWD under a filename taken from the remote URL
- one global 10s cooldown shared across all users and commands
- dead code: RECEIVE_URL, get_attachments (no call site), USER_MESSAGE_COUNT
- .env.sample declared PRIMARY/SECONDARY_PHONE_NUMBER and MODE, none read

Scoping is now an enforced invariant. A linked device receives every DM and
every group on the account; GROUP_ID was the only thing narrowing that and
defaulted to "". Config refuses to start unscoped, direct messages are
dropped explicitly rather than by a falsy check, and a scenario asserts that
DMs and other groups produce zero outbound messages.

Offline environment: fake_signal/ serves the real protocol surface, so the
unmodified bot connects to it by pointing API_BASE_URL at it. scripts/e2e.sh
boots both, replays 7 scenarios and exits non-zero on mismatch. A local
Signal server is not achievable (signal-cli compiles its endpoints and trust
store in; Signal-Server needs FoundationDB), so faking this boundary is the
only way to test every feature without an account.

Transport pinned to bbernhard/signal-cli-rest-api:0.100 with
MODE=json-rpc-native. The readme pinned 0.167-dev; the dev tag series counts
separately, so that was older than 0.100, not newer. /v1/receive is only a
WebSocket in a json-rpc mode, so the mode is verified at startup.

Repo standards: ruff select=ALL, mypy --strict, 189 tests at 100% branch
coverage, 250-line cap, exact pins at newest stable, shared gates delegated
to ~/utils, one CI workflow replacing three red ones. No noqa, no
type: ignore, no coverage omits anywhere.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_013yaBT45KhHqxTKVCTA87iy
2026-08-29 13:05:42 +02:00

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1.3 KiB
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# Copy to .env and fill in. Every value here is read by signal_bot/config.py.
# The bot refuses to start if any REQUIRED value is missing or blank.
# REQUIRED. The account signal-cli is linked to, in +E.164 form.
PHONE_NUMBER=
# REQUIRED. The group the bot listens to.
#
# A linked Signal device receives every direct message and every group on the
# account. This value is the ONLY thing scoping the bot to one conversation,
# which is why it has no default and startup fails without it.
# Find it with: curl -s localhost:9922/v1/groups/$PHONE_NUMBER | jq
GROUP_ID=
# REQUIRED. Where replies and the daily report are posted. Set it to the same
# value as GROUP_ID to reply in the group that triggered the command.
GROUP_ID_SEND=
# Optional. The signal-cli-rest-api container. Point this at the fake server
# to run entirely offline. Default: http://localhost:9922
API_BASE_URL=
# Optional. Tally database. Survives restarts. Default: signal_bot.sqlite3
DATABASE_PATH=
# Optional. When the daily tally is posted. Default: 21:37
REPORT_HOUR=
REPORT_MINUTE=
# Optional. Per-user, per-command cooldown in seconds. Default: 10
COOLDOWN_SECONDS=
# Optional. Image APIs. Overridden by scripts/e2e.sh to serve local fixtures.
CAT_API_URL=
DOG_API_URL=
# Optional. Where the /healthz probe binds. Default: 127.0.0.1:8000
BIND_HOST=
BIND_PORT=