Components:
- DashboardShell — main layout combining sidebar + topbar + content area
- Sidebar — collapsible nav with sections, badges, active state, auto-settings link
- TopBar — user avatar/menu, notifications bell, sign out, custom actions
- ProfilePage — avatar, name/email form, loading/error/success states
- BillingPage — current plan card, status badge, trial info, plan comparison grid
- SettingsPage — section-based layout with empty state
Features:
- NavItem[] or NavSection[] for flat or grouped navigation
- ShellFeatures toggle: profile, billing, settings, notifications, themeToggle
- ShellUser with avatar, role, initials fallback
- onNavigate callback for SPA routers (Next.js, etc.)
- Collapsible sidebar with toggle button
- All styled via --bl-shell-* CSS custom properties with fallbacks
- 41 tests covering all components
1fda345d38