- Fix notifications_sent schema: change to composite PK (rgid, sent_at) per plan spec, remove FK constraint
- Change MarkNotificationSent from INSERT OR REPLACE to INSERT (composite PK semantics)
- Update test: replace idempotent test with duplicate-second and different-time tests
- Refactor UpdateArtistSettings to use switch-based column validation instead of fmt.Sprintf with map lookup
- Remove generated coverage.out from repo, add to .gitignore
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
- Add Dockerfile with golang:1.25-alpine build stage + alpine runtime stage
- Add docker-compose.yml with naviwatcher service and data volume
- Add .dockerignore for build context cleanup
- Add .gitignore for build artifacts and data directory
- Update plan: mark Task 7 checkboxes as complete
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
