fix: implement real boards and usable board drag workflow

fix: add-to-board opens board picker instead of blind add

fix: make board usable with drag-drop at cursor, move/delete/select items, library panel

fix: shield as inline expandable panel below URL bar, never overlaps native webview

fix: hide child webview while shield popup is open

fix: make hover overlay, shield popup, and settings actually work

fix: make hover overlay, shield popup, and settings actually work

fix: make hover overlay, shield popup, and settings actually work

feat: TitleBar Shield popup - redesigned with better aesthetics, active protections list, per-site toggle, page stats breakdown

feat: SettingsView - complete Privacy with all filter list checkboxes, proper data controls, working keyboard shortcuts display

feat: SessionsView - add multiple sessions list, auto-save, context menu, restore/delete

feat: DownloadsView - add progress bars, pause/cancel, context menu, clear completed

feat: SettingsView - add all missing tabs (General, Profile, Notifications, Sync, Keyboard shortcuts)

feat: LibraryView - add folders, smart folders, remove item, add tag, color click-to-copy

feat: BoardView - add Library sidebar panel, Circle tool, presentation mode, drag-to-add

feat: HomeView - add Continue Browsing section, View all/Go to Library buttons, hover labels

Fix: TitleBar URL bar reactive to active tab + Shield popover with stats and domain toggle

Fix: Sidebar individual tab selection + active tab tracking

Remove old SolidJS frontend files (replaced by React prototype UI)

Add SessionsView wired to Tauri sessions backend

Add DownloadsView and SessionsView wired to Tauri backend

Add BoardView, DownloadsView, SessionsView wired to Tauri backend

Add LibraryView wired to Tauri backend invoke calls

Add SettingsView from prototype with working theme switcher

Add HomeView from prototype (uses real board data via invoke)"

Add all view components from prototype (HomeView, LibraryView, BoardView, SettingsView, DownloadsView, SessionsView)"

Add layout/Sidebar.tsx from prototype without mock data (uses Tauri tab state)"

Add layout/TitleBar.tsx from prototype wired to Tauri window controls

Update browser/types.ts with favicon, pinned, sleeping, can_go_back/forward, can_restore"

Production: Updated ThemeSwitcher with full theme descriptions matching SRS

Remove unused PlaceholderPanel and old Sidebar components

Production: Refined onboarding with live theme preview and under-60s flow

Phase 4: Color Export panel component

Phase 4: Session Manager UI component

Phase 4: Command Palette component

Phase 4: Quick Study Mode component

Fix JSX fragment and library lifetime

Fix Shield popover airspace and add Phase 3 library board core

Phase 2 full adblock + privacy implementation

Revise browser UI layout and add Phase 2 shield foundation

Revise UI and implement Phase 1 browser tabs

Phase 0 MUSE alpha skeleton and SRS docs