feat: add mobile shell and unified search

apps/mobile-rn/__tests__/login-oauth-screen.test.tsx

@@ -16,17 +16,12 @@ jest.mock('react-native-safe-area-context', () => ({
 jest.mock('@d3ro/i18n', () => ({
   useI18n: () => ({ t: (key: string) => key }),
 }))
-jest.mock('../src/lib/preferences-context', () => ({
-  useMobilePreferences: () => ({
-    palette: {
-      bg: { app: '#000', card: '#181818', inset: '#202020', cardHover: '#222' },
-      text: { primary: '#fff', muted: '#999', onAccent: '#000' },
-      border: { default: '#444', strong: '#666' },
-      accent: { main: '#fc0', dim: '#221' },
-      tag: { green: '#6f6', red: '#f66', orange: '#fa6', blue: '#6af' },
-    },
-  }),
-}))
+jest.mock('../src/lib/preferences-context', () => {
+  const { d3roNativeDarkPalette } = jest.requireActual('@d3ro/ui-native') as typeof import('@d3ro/ui-native')
+  return {
+    useMobilePreferences: () => ({ palette: d3roNativeDarkPalette }),
+  }
+})
 jest.mock('../src/lib/auth-context', () => ({
   useAuth: () => ({ authError: null }),
 }))