Add Search/Tags screen bases

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

src/app.tsx

@@ -1,5 +1,5 @@
 import React, { JSX } from 'react';
-import { Appearance, StatusBar } from 'react-native';
+import { StatusBar, useColorScheme } from 'react-native';
 import { PaperProvider } from 'react-native-paper';
 import { SafeAreaProvider } from 'react-native-safe-area-context';
 import { RealmProvider } from '@realm/react';
@@ -10,7 +10,7 @@ import { SettingsProvider } from './contexts/settings';
 import ActionButton from './components/actionButton';
 
 function App(): JSX.Element {
-  const colorScheme = Appearance.getColorScheme();
+  const colorScheme = useColorScheme();
   const isDarkMode = colorScheme === 'dark';
   const theme = isDarkMode ? darkTheme : lightTheme;