Resolve merge conflict in App.tsx - use imported theme

frontend/App.tsx

@@ -1,65 +1,12 @@
 import React from 'react';
 import { StatusBar } from 'expo-status-bar';
-import { Platform } from 'react-native';
 import { ApolloProvider } from '@apollo/client';
 import { Provider as PaperProvider } from 'react-native-paper';
 import { SafeAreaProvider } from 'react-native-safe-area-context';
 import { apolloClient } from './src/services/apollo-client';
 import { AuthProvider } from './src/contexts/AuthContext';
 import { AppNavigator } from './src/navigation/AppNavigator';
-<<<<<<< HEAD
-
-// Современная черно-серая тема
-const theme = {
-  ...MD3DarkTheme,
-  colors: {
-    ...MD3DarkTheme.colors,
-    primary: '#ffffff',
-    secondary: '#b3b3b3',
-    tertiary: '#808080',
-    background: '#0a0a0a',
-    surface: '#1a1a1a',
-    surfaceVariant: '#2d2d2d',
-    onSurface: '#ffffff',
-    onSurfaceVariant: '#e5e5e5',
-    onPrimary: '#000000',
-    elevation: {
-      level0: 'transparent',
-      level1: '#1a1a1a',
-      level2: '#242424',
-      level3: '#2e2e2e',
-      level4: '#383838',
-      level5: '#424242',
-    },
-    outline: '#666666',
-    outlineVariant: '#4d4d4d',
-    error: '#ff6b6b',
-    inverseSurface: '#e6e6e6',
-    inverseOnSurface: '#1a1a1a',
-    inversePrimary: '#000000',
-    backdrop: 'rgba(0, 0, 0, 0.8)',
-    notification: '#ffffff',
-    card: '#1a1a1a',
-    text: '#ffffff',
-    border: '#333333',
-    placeholder: '#808080',
-  },
-  roundness: 16,
-  fonts: configureFonts({
-    customVariant: {
-      fontFamily: Platform.select({
-        ios: 'System',
-        android: 'Roboto',
-        default: 'sans-serif',
-      }),
-      fontWeight: '500',
-      letterSpacing: 0.5,
-    },
-  }),
-};
-=======
 import { theme } from './src/theme';
->>>>>>> a3ad9832ae1663e2a76b50c417d43bcb23a0e03a
 
 export default function App() {
   return (
@@ -74,4 +21,4 @@ export default function App() {
       </ApolloProvider>
     </SafeAreaProvider>
   );
-}
+}