Summary
- add uniform application, documentation, accessibility, visual, and release gates
- add deterministic product-state and analytics-flow coverage
- fix comparison-page composition and protect server-only invitation/share data
- add responsive light/dark screenshot contracts and post-deploy smoke checks
Verification
- application build: 36 pages
- release artifact validation: passed
- lint and typecheck: passed
- responsive visual contracts: 24 screenshots
This follows the BunPress documentation work merged in #51.