refactor: migrate to monorepo structure with Docker, PocketBase, and e2e tests

- Reorganize into apps/, packages/, docs/, e2e/, pocketbase/ directories
- Add Dockerfiles for web, worker, and PocketBase services
- Add docker-compose.yml for local orchestration
- Add turbo.json for monorepo task management
- Add Playwright e2e test infrastructure
- Add PocketBase backend with migrations
- Remove Vite/Next.js/ESLint/PostCSS config files
- Update package.json with workspace dependencies
- Add .env.example and .dockerignore

apps/web/lib/stores/index.ts

@@ -0,0 +1,6 @@
+export { useThemeStore } from './use-theme-store';
+export { useSidebarStore } from './use-sidebar-store';
+export { useDashboardStore } from './use-dashboard-store';
+export { useTimerStore } from './use-timer-store';
+export { useFilterStore } from './use-filter-store';
+export { useKeyboardShortcutsStore } from './use-keyboard-shortcuts-store';