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Krzysztof kuhy Rudnicki 2cdb642e84
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Let a Firebase-only phone actually sync
Spotted on the device right after installing the migrated app: the home
screen still gated syncing on `settings.isConfigured`, which is only true
when a **GitHub token** is stored. A phone connected to Firebase and nothing
else would be told "Configure GitHub in Settings first" and refuse to push --
and once the GitHub mirror is retired, that would be every phone.

Both the gate and the hint now accept either backend, matching what
syncBackend() already does: Firebase alone, GitHub alone, or the mirror that
writes both.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_017FH32BgGQbQLDstBhR26Xa
2026-08-05 09:32:06 +02:00
.github/workflows Build and publish a signed APK on every push to main 2026-08-04 20:55:04 +02:00
docs/explanations Add change explanation: phone-driven-alarm-timer 2026-07-20 09:17:12 +02:00
phone_app Let a Firebase-only phone actually sync 2026-08-05 09:32:06 +02:00
scripts Run the fit check as a module, so it works where nothing is installed 2026-08-03 16:37:02 +02:00
wake_alarm Read the phone's alarm from Firebase, keeping GitHub as the mirror 2026-08-05 09:09:22 +02:00
.gitignore Add CI-mirror pre-push gate + requirements-sync check 2026-07-11 17:51:16 +02:00
.pre-commit-config.yaml Run the fit check as a module, so it works where nothing is installed 2026-08-03 16:37:02 +02:00
CLAUDE.md Read the phone's alarm from Firebase, keeping GitHub as the mirror 2026-08-05 09:09:22 +02:00
DESIGN_AUDIT_TODO.md Add a design-rules audit against the new safe-design-rules checklist 2026-07-21 15:25:20 +02:00
install.sh Read the phone's alarm from Firebase, keeping GitHub as the mirror 2026-08-05 09:09:22 +02:00
MIGRATION.md MIGRATION.md: correct the pinned crdt_sync_dart tag to v0.2.0 2026-07-20 08:59:00 +02:00
pyproject.toml Read the phone's alarm from Firebase, keeping GitHub as the mirror 2026-08-05 09:09:22 +02:00
README.md Fire the alarm at the phone's time via a per-minute timer 2026-07-19 20:21:17 +02:00
requirements.txt Read the phone's alarm from Firebase, keeping GitHub as the mirror 2026-08-05 09:09:22 +02:00
shutdown-wrapper.sh Read the phone's alarm from Firebase, keeping GitHub as the mirror 2026-08-05 09:09:22 +02:00
sleep-hook.sh Extract wake_alarm from testsAndMisc as a standalone repo 2026-06-22 12:31:40 +02:00
wake-alarm-fans.sh Extract wake_alarm from testsAndMisc as a standalone repo 2026-06-22 12:31:40 +02:00
wake-alarm-trigger.service Fire the alarm at the phone's time via a per-minute timer 2026-07-19 20:21:17 +02:00
wake-alarm-trigger.timer Fire the alarm at the phone's time via a per-minute timer 2026-07-19 20:21:17 +02:00
wake-alarm.service Fire the alarm at the phone's time via a per-minute timer 2026-07-19 20:21:17 +02:00

wake_alarm

A phone-driven wake alarm for an always-on PC. The alarm time is whatever the companion phone app last synced (via the shared crdt_sync transport over a private GitHub repo); a per-minute systemd user timer fires at exactly that time, showing a fullscreen, challenge-dismissed alarm with fan ramp and optional TP-Link Tapo P110 smart-plug control.

Change the alarm on the phone at any hour and the PC follows within ~5 minutes. If the PC does happen to be powered down, a shutdown wrapper hibernates with rtcwake set to the same synced time, as a fallback.

Install

bash install.sh

This installs the package + dependencies into system Python's user site-packages (the systemd units run /usr/bin/python directly, not a venv — see CLAUDE.md), installs and enables the per-minute trigger timer, the systemd-sleep resume hook, the shutdown wrapper that hibernates with rtcwake as a fallback, the fan-ramp script, and (optionally) python-kasa for smart-plug control.

Reading the phone's alarm needs a GitHub token with repo scope, at ~/.config/wake_alarm/sync.json as {"token": "..."}. If that file is absent, a sibling app's ~/.config/{diet_guard,screen_locker}/sync_token is used instead, so one token covers every app syncing through kuhyx/syncs.

Usage

python -m wake_alarm._alarm --demo     # test the alarm window (safe, closeable)
python -m wake_alarm._sync --show      # what alarm time the PC resolves
python -m wake_alarm._trigger --dry-run  # what the next tick would do
journalctl --user -fu wake-alarm-trigger.service  # watch it live

The alarm fires automatically once installed; no manual invocation is needed in normal operation.

Development

python -m venv .venv && .venv/bin/pip install -r requirements.txt
.venv/bin/pre-commit install && .venv/bin/pre-commit install --hook-type pre-push
.venv/bin/python -m pytest wake_alarm/tests/ --cov=wake_alarm --cov-branch --cov-fail-under=100

See CLAUDE.md for scheduling details, the hibernate/rtcwake mechanism, the cross-repo workout_log.json read, and production deployment gotchas.