feat: timezone auto-detection, branding fix, frontend rebuild

Timezone:
- Add diligence/utils/dates.py with today_for_user(), now_for_user(), day_start_utc()
- Replace all 20 date.today() calls across 10 files with timezone-aware helpers
- Remove hardcoded Asia/Bangkok offset hack in nutrition router
- Change defaults from Asia/Bangkok to UTC in user model, nutrition model, config
- Add timezone field to RegisterRequest schema
- Set user.timezone from browser detection during registration
- Frontend sends Intl.DateTimeFormat().resolvedOptions().timeZone on register

Branding:
- Login page: Fitness Rewards -> Diligence, updated tagline and emoji
- index.html title: Fitness Rewards -> Diligence

Frontend rebuild:
- Fresh Vite build with all changes (index-CsKoBN0D.js)
- Nav bar, timezone detection, and branding all verified in built bundle
This commit is contained in:
Claude 2026-07-04 07:16:23 +00:00
parent 40c8485aa7
commit c37543b009
21 changed files with 1961 additions and 64 deletions

1865
frontend/package-lock.json generated Normal file

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