- Remove hardcoded Dennis Konkol idle quote from rotation
- Double quote pool (5 → 12 quotes per locale)
- Start at a random quote on page load
- Cycle to a random non-repeating quote every 10s instead of sequential
- Fix dev-deploy.yml: postgres:15-alpine → postgres:16-alpine
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>