docs(02-03): complete architecture redesign — browser audio + librosa beat detection

- 02-03-SUMMARY.md: full redesign summary, decisions, deviations documented
- STATE.md: decisions updated, session recorded, progress at 100% (7/7 plans)
- ROADMAP.md: Phase 2 confirmed Complete (3/3 plans)
This commit is contained in:
Claude
2026-04-06 15:40:55 +00:00
parent 0963ad4a70
commit 9c1ca03957
2 changed files with 119 additions and 74 deletions

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@@ -3,8 +3,8 @@ gsd_state_version: 1.0
milestone: v1.0
milestone_name: milestone
status: verifying
stopped_at: "Checkpoint: 02-03 Task 3 human verification — awaiting user confirmation"
last_updated: "2026-04-06T13:15:05.979Z"
stopped_at: "Completed 02-audio-engine/02-03-PLAN.md (architecture redesign: browser audio + librosa)"
last_updated: "2026-04-06T15:40:50.951Z"
last_activity: 2026-04-06
progress:
total_phases: 7
@@ -58,6 +58,7 @@ Progress: [░░░░░░░░░░] 0%
| Phase 02-audio-engine P01 | 525603 | 2 tasks | 5 files |
| Phase 02-audio-engine P02 | 8 | 2 tasks | 3 files |
| Phase 02-audio-engine P03 | 8min | 2 tasks | 5 files |
| Phase 02-audio-engine P03 | 4 | 9 tasks | 8 files |
## Accumulated Context
@@ -85,6 +86,8 @@ Recent decisions affecting current work:
- [Phase 02-audio-engine]: AUD-02 (YouTube URL loading) deferred to Phase 6 — noted in docstring, not implemented in audio.py
- [Phase 02-audio-engine]: ffmpeg subprocess pipe for MP3 waveform extraction (libsndfile/soundfile does not support MP3 natively)
- [Phase 02-audio-engine]: Transport state driven by WebSocket tick — no frontend polling
- [Phase 02-audio-engine]: Browser plays audio via HTML5 audio element — eliminates python-mpv, Docker libmpv dependency, and server-side position polling
- [Phase 02-audio-engine]: librosa.beat.beat_track for beat detection — tempo + beat grid in one call, cached in app.state.beats by filepath
### Pending Todos
@@ -98,8 +101,8 @@ None yet.
## Session Continuity
Last session: 2026-04-06T13:15:05.973Z
Stopped at: Checkpoint: 02-03 Task 3 human verification — awaiting user confirmation
Last session: 2026-04-06T15:40:34.296Z
Stopped at: Completed 02-audio-engine/02-03-PLAN.md (architecture redesign: browser audio + librosa)
Resume file: None
Next action: `/gsd:plan-phase 1`