- Clarified that briefcase dev MUST run from accessibletalkingclock/ directory
- Added example of wrong vs correct briefcase dev execution
- Emphasized venv is at project root but briefcase needs app directory
- Updated after threading fixes troubleshooting session
Co-Authored-By: Memex <noreply@memex.tech>

- Created resources/sounds/ directory with three soundpacks (classic, nature, digital)
- Added .gitkeep files to preserve empty directories
- Created ATTRIBUTIONS.md template for audio file credits
- Added Phase 3 implementation plan and tasks
Co-Authored-By: Memex <noreply@memex.tech>

- Wrote 13 unit tests for Soundpack class (test_soundpack.py)
- Implemented Soundpack class with loading, validation, path retrieval
- Implemented SoundpackManager for discovering and managing soundpacks
- All tests passing (13/13)
- Added sound recommendations document with curated CC0 sounds from Freesound
- Updated tasks to mark task 1 complete
Co-Authored-By: Memex <noreply@memex.tech>

- Created PHASE3_PROGRESS.md with detailed status update
- Updated tasks.json to mark tasks 1-3 as completed
- Documented next steps for audio file acquisition
Co-Authored-By: Memex <noreply@memex.tech>

- Initialize SoundpackManager in app.startup() with default 'classic' soundpack
- Update soundpack dropdown to dynamically populate from discovered soundpacks
- Implement _on_soundpack_change() to load selected soundpack
- Update _on_test_chime() to play current soundpack's hour chime instead of test sound
- Add _play_chime() helper method for playing any chime type from current soundpack
- Update clock update task to trigger automatic chimes at correct times:
  * Hour chime at :00 if hourly switch enabled
  * Half-hour chime at :30 if half-hour switch enabled
  * Quarter-hour chime at :15 and :45 if quarter-hour switch enabled
- Add _last_chime_time tracking to prevent duplicate chimes per minute
- All 39 tests passing (16 audio + 13 soundpack + 10 integration)
- Manual testing confirms all three soundpacks (classic, digital, nature) work correctly
Phase 3 Tasks 5-6 complete: UI integration and automatic chiming functional
Co-Authored-By: Memex <noreply@memex.tech>

- Created comprehensive summary of implementation (PHASE3_TASKS_5_6_SUMMARY.md)
- Created NVDA testing guide with detailed checklist (NVDA_TESTING_GUIDE.md)
- Updated task list with final testing task for user
Ready for user NVDA accessibility testing
Co-Authored-By: Memex <noreply@memex.tech>

User confirmed all accessibility features working correctly with NVDA:
- All controls keyboard accessible
- Tab navigation logical
- Status messages announced
- Soundpack switching functional
- Automatic chiming working at correct times
Phase 3 complete - ready to merge to dev
Co-Authored-By: Memex <noreply@memex.tech>

Phase 3 successfully completed and merged to dev:
- All 6 tasks complete
- 39 tests passing
- NVDA accessibility verified
- Three soundpacks fully functional
- Automatic chiming working correctly
Ready for Phase 4: Settings Persistence
Co-Authored-By: Memex <noreply@memex.tech>

- BASS_Free doesn't exist in sound_lib.main
- sound_lib handles cleanup automatically via Output destructor
- Also fixed lint issues (unused imports, == False comparisons)

Closes #2