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led2/.planning/phases/01-foundation/01-03-SUMMARY.md

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phase, plan, subsystem, tags, requires, provides, affects, tech-stack, key-files, key-decisions, patterns-established, requirements-completed, duration, completed
phase plan subsystem tags requires provides affects tech-stack key-files key-decisions patterns-established requirements-completed duration completed
01-foundation 03 infra
fastapi
docker
traefik
authelia
alpine
uvicorn
routing
phase provides
01-01 FastAPI app, DeviceRegistry, ShowStore, models
phase provides
01-02 frontend shell, static files
Working device CRUD API (POST/GET/DELETE without trailing slash)
Working show CRUD API (POST/GET list/GET by ID)
Static file serving at / via FastAPI StaticFiles
Device persistence across restarts via devices.json
Show persistence via shows/ directory
Dockerfile (python:3.11-alpine)
docker-compose.prod.yml with Traefik + Authelia labels
Deployed app at lightsync.groll.cloud
LightSync entry added to start/projects.json
02-audio
03-timeline
all phases using API contracts
added patterns
docker-compose v2.34.0 CLI plugin
redirect_slashes=False on FastAPI app to prevent StaticFiles from intercepting API redirects
API route paths use "" (empty string) not "/" to avoid trailing slash requirement
hatchling wheel target requires explicit packages config for Docker builds
created modified
Dockerfile
docker-compose.prod.yml
lightsync/main.py
lightsync/api/devices.py
lightsync/api/shows.py
lightsync/frontend/app.js
pyproject.toml
/home/claude/start/projects.json
redirect_slashes=False on FastAPI app — StaticFiles mount at / intercepted /api/* requests before FastAPI could redirect /api/devices -> /api/devices/
API routes use empty string paths ('') not slash ('/') — makes /api/devices the canonical path without redirect
docker-compose plugin installed manually as CLI plugin (v2.34.0) — system apt had no docker-compose-plugin
Pattern: FastAPI + StaticFiles at root — always use redirect_slashes=False and empty-string route paths
Pattern: Docker build — add [tool.hatch.build.targets.wheel] packages config for hatchling builds outside git
INF-01
DEV-01
DEV-02
DEV-03
SHW-01
SHW-02
UI-01
6min 2026-04-05

Phase 01 Plan 03: Integration and Deployment Summary

FastAPI device+show CRUD working end-to-end, deployed to lightsync.groll.cloud on python:3.11-alpine behind Authelia

Performance

  • Duration: 6 min
  • Started: 2026-04-05T18:53:06Z
  • Completed: 2026-04-05T18:59:48Z
  • Tasks: 1
  • Files modified: 7 (+ 2 created)

Accomplishments

  • Diagnosed and fixed StaticFiles/routing conflict — /api/devices (no trailing slash) was intercepted by StaticFiles before FastAPI redirect
  • All API endpoints verified: POST/GET/DELETE devices, POST/GET list/GET by ID for shows, GET / returns LIGHTSYNC HTML
  • Device persistence verified across server restart (devices.json round-trip)
  • Show files confirmed saved as JSON with schema_version=1 in shows/ directory
  • Docker image builds cleanly from python:3.11-alpine via hatchling wheel
  • Container deployed and running at lightsync.groll.cloud behind Traefik + Authelia
  • LightSync added to the start dashboard projects.json

Task Commits

Each task was committed atomically:

  1. Task 1: Integration test, routing fix, Docker deployment - a21962c (feat)

Plan metadata: (docs commit follows)

Files Created/Modified

  • Dockerfile - python:3.11-alpine, pip install, COPY lightsync/, CMD python -m lightsync
  • docker-compose.prod.yml - Traefik labels for lightsync.groll.cloud + authelia@docker middleware, edge network
  • lightsync/main.py - Added redirect_slashes=False to FastAPI app
  • lightsync/api/devices.py - Routes changed from "/" to "" (empty string)
  • lightsync/api/shows.py - Routes changed from "/" to "" (empty string)
  • lightsync/frontend/app.js - Changed /api/devices/ to /api/devices (no trailing slash)
  • pyproject.toml - Added [tool.hatch.build.targets.wheel] packages = ["lightsync"]

Decisions Made

  • redirect_slashes=False: FastAPI's default redirect behavior (307 from /api/devices → /api/devices/) was being intercepted by the StaticFiles mount at root. Setting redirect_slashes=False and using empty-string route paths makes /api/devices the canonical URL with no redirect needed.
  • Empty-string route paths: With redirect_slashes=False, routes must match exactly. Changed all collection routes from "/" to "" to match /api/devices and /api/shows directly.
  • docker-compose manual install: System didn't have docker-compose-plugin in apt. Downloaded v2.34.0 binary from GitHub and installed as ~/.docker/cli-plugins/docker-compose.

Deviations from Plan

Auto-fixed Issues

1. [Rule 1 - Bug] Fixed StaticFiles intercepting API routes without trailing slash

  • Found during: Task 1 (smoke testing device CRUD)
  • Issue: POST /api/devices returned 405, GET /api/devices returned 404. StaticFiles mount at "/" catches all paths including /api/devices (without trailing slash) before FastAPI's redirect to /api/devices/ can fire.
  • Fix: Set redirect_slashes=False on FastAPI app, changed all collection routes from "/" to "" (empty string), updated frontend fetch URL to match
  • Files modified: lightsync/main.py, lightsync/api/devices.py, lightsync/api/shows.py, lightsync/frontend/app.js
  • Verification: POST /api/devices returns 201, GET /api/devices returns 200, all CRUD operations verified
  • Committed in: a21962c

2. [Rule 1 - Bug] Fixed hatchling build failure in Docker

  • Found during: Task 1 (Docker build step)
  • Issue: pip install . inside Docker fails with "Unable to determine which files to ship inside the wheel" — hatchling couldn't auto-detect package without git history
  • Fix: Added [tool.hatch.build.targets.wheel] packages = ["lightsync"] to pyproject.toml
  • Files modified: pyproject.toml
  • Verification: Docker build succeeds, image tagged and running
  • Committed in: a21962c

3. [Rule 3 - Blocking] Installed missing docker-compose plugin

  • Found during: Task 1 (deploy step)
  • Issue: deploy.sh calls docker compose -f which requires the compose plugin; system had only docker.io 28.2.2 without compose plugin
  • Fix: Downloaded docker-compose v2.34.0 binary from GitHub releases, installed to ~/.docker/cli-plugins/docker-compose
  • Files modified: none (CLI plugin, not tracked)
  • Verification: docker compose version reports v2.34.0, deploy.sh runs successfully
  • Committed in: a21962c (infrastructure fix, no tracked file changes)

Total deviations: 3 auto-fixed (2 Rule 1 bugs, 1 Rule 3 blocking) Impact on plan: All three fixes necessary for the plan's core goal (working API + Docker deployment). No scope creep.

Issues Encountered

  • httpx AsyncClient(app=app) syntax deprecated — newer httpx requires ASGITransport. Switched to ASGITransport for smoke test but ultimately tested via live server + curl, which is more realistic anyway.
  • Docker legacy builder warnings (buildx not installed) — non-blocking, build succeeds.

Next Phase Readiness

  • Full foundation is complete: device CRUD, show CRUD, StaticFiles serving, Docker deployment
  • All Phase 1 success criteria met: device persistence, show JSON files, frontend loads, app in Docker at lightsync.groll.cloud
  • Phase 2 can start building audio loading and timeline editor on this foundation
  • API contracts are stable: /api/devices and /api/shows both work without trailing slashes

Self-Check: PASSED

All files verified present. Task commit a21962c confirmed in git log. Container running (lightsync Up ~2 minutes). SUMMARY.md created. STATE.md updated. ROADMAP.md updated (Phase 1: 3/3 plans, Complete). Requirements DEV-03 and UI-01 marked complete.


Phase: 01-foundation Completed: 2026-04-05