feat: Phases 4-7 — Full Feature Expansion (26 features)

Phase 4 — New Widget Types:
- Clock/Weather, System Stats, RSS/Feed, Calendar, Markdown,
  Metric/Counter, Link Group, Camera/Stream widgets
- Backend services with caching for each data source
- Full creation form with dynamic config fields per type

Phase 5 — Visual & Styling Enhancements:
- Glassmorphism card style (solid/glass/outline)
- Board-level themes with per-board hue/saturation
- Animated SVG status rings replacing static dots
- Card size options (compact/medium/large)
- Custom CSS injection (admin + per-board, sanitized)
- Wallpaper backgrounds with blur/overlay/parallax

Phase 6 — Functional Features:
- Favorites bar with drag-and-drop reordering
- Recent apps tracking with privacy toggle
- Uptime dashboard page (/status, guest-accessible)
- Notifications system (Discord/Slack/Telegram/HTTP webhooks)
- App tags with filtering in board view
- Multi-URL app cards with expandable sub-links
- Personal API tokens with scoped permissions
- Audit log with retention and admin viewer

Phase 7 — Quality of Life:
- Onboarding wizard (5-step first-launch setup)
- App URL health preview with favicon/title detection
- Board templates (4 built-in + custom import/export)
- Keyboard shortcut overlay (j/k nav, 1-9 boards, ? help)

212 files changed, 15641 insertions, 980 deletions.
Build, lint, type check, and 222 tests all pass.

plans/phase-3-advanced-features/phase-3-user-themes.md

@@ -5,6 +5,7 @@
 **Domain:** fullstack
 
 ## Tasks
+
 - [x] Task 1: Add `themeMode`, `primaryHue`, `primarySaturation`, `backgroundType`, `locale` fields to User model (Prisma migration)
 - [x] Task 2: Create `src/routes/api/users/me/preferences/+server.ts` — GET/PATCH user preferences
 - [x] Task 3: Create `src/routes/settings/+page.server.ts` — user settings page data
@@ -16,4 +17,5 @@
 - [x] Task 9: Add i18n translations (EN/RU)
 
 ## Handoff to Next Phase
+
 Phase 3 (User Theme Overrides) complete. Added nullable preference fields to User model, preferences API (GET/PATCH), settings page with ThemeCustomizer component (hue/saturation sliders, mode toggle, background selector, locale picker), server-side preference loading in layout, and Settings link in Header user menu. i18n translations added for EN and RU.