feat: cloud native file browser, settings Claude auth, deploy hardening

- Add native Cloud file browser with FileBrowser API integration
- Add cloud store, filebrowser-client, useAudioPlayer, useFileType composables
- Add Cloud components: FileGrid, FileCard, FileCardGrid, CloudToolbar
- Add Claude authentication section to Settings with OAuth status check
- Harden deploy script to preserve /aiui/ and claude-login.html
- Add nginx proxies for btcpay, homeassistant, filebrowser (HTTPS block)
- Add app configs for filebrowser, searxng, penpot in package.rs
- Update goal progress tracking with app aliases
- Improve mobile back button composable with ResizeObserver
- Update various views with cloud integration and UI refinements

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

neode-ui/src/views/Dashboard.vue

@@ -573,6 +573,7 @@ const gamerDesktopNav: NavItem[] = [
 const easyDesktopNav: NavItem[] = [
   { path: '/dashboard', label: 'Home', icon: 'home' },
   { path: '/dashboard/apps', label: 'My Apps', icon: 'apps' },
+  { path: '/dashboard/cloud', label: 'Cloud', icon: 'cloud' },
   { path: '/dashboard/settings', label: 'Settings', icon: 'settings' },
 ]
 
@@ -598,6 +599,7 @@ const gamerMobileNav: NavItem[] = [
 const easyMobileNav: NavItem[] = [
   { path: '/dashboard', label: 'Home', icon: 'home' },
   { path: '/dashboard/apps', label: 'Apps', icon: 'apps' },
+  { path: '/dashboard/cloud', label: 'Cloud', icon: 'cloud' },
   { path: '/dashboard/settings', label: 'Settings', icon: 'settings' },
 ]