feat: Add new files

Added .gitignore with patterns for ignoring files and directories, including node_modules, .expo, dist, web-build, *.orig.*, *.jks, *.p8, *.p12, *.key, *.mobileprovision, .metro-health-check*, npm-debug.*, yarn-debug.*, yarn-error.*, .DS_Store, *.pem, .env*.local, *.tsbuildinfo, expo-env.d.ts, and @generated expo-cli sync-2b81b286409207a5da26e14c78851eb30d8ccbdb.

Added app.json with Expo configurations, including name, slug, version, orientation, icon, scheme, userInterfaceStyle, splash, assetBundlePatterns, ios, android, web, plugins, and experiments.

Added _layout.tsx with TabLayout component for rendering tabs. Imported FontAwesome and expo-router. Exported ErrorBoundary and unstable_settings.

Added index.tsx with TabOneScreen component for rendering Tab One. Imported EditScreenInfo, Text, and View from components/Themed.

Added two.tsx with TabTwoScreen component for rendering Tab Two. Imported EditScreenInfo, Text, and View from components/Themed.

Added +html.tsx for configuring root HTML during static rendering. Imported ScrollViewStyleReset from expo-router/html.

Added [...missing].tsx for rendering NotFoundScreen. Imported Link and Stack from expo-router. Imported StyleSheet, Text, and View from components/Themed.

Added _layout.tsx for configuring the root layout. Imported FontAwesome and expo-router. Imported DarkTheme and DefaultTheme from @react-navigation/native. Imported useFonts from expo-font. Imported SplashScreen and Stack from expo-router. Imported useEffect and useColorScheme from react-native.

Added modal.tsx with ModalScreen component for rendering Modal. Imported StatusBar from expo-status-bar and StyleSheet from react-native.

Added babel.config.js with presets babel-preset-expo and plugins expo-router/babel.

Added EditScreenInfo.tsx with EditScreenInfo component for displaying information about the code. Imported React and StyleSheet from react-native. Imported Colors from constants/Colors. Imported ExternalLink from components/ExternalLink. Imported MonoText from components/StyledText. Imported Text and View from components/Themed.

app/(tabs)/_layout.tsx

@@ -0,0 +1,55 @@
+import FontAwesome from '@expo/vector-icons/FontAwesome';
+import { Link, Tabs } from 'expo-router';
+import { Pressable, useColorScheme } from 'react-native';
+
+import Colors from '../../constants/Colors';
+
+/**
+ * You can explore the built-in icon families and icons on the web at https://icons.expo.fyi/
+ */
+function TabBarIcon(props: {
+  name: React.ComponentProps<typeof FontAwesome>['name'];
+  color: string;
+}) {
+  return <FontAwesome size={28} style={{ marginBottom: -3 }} {...props} />;
+}
+
+export default function TabLayout() {
+  const colorScheme = useColorScheme();
+
+  return (
+    <Tabs
+      screenOptions={{
+        tabBarActiveTintColor: Colors[colorScheme ?? 'light'].tint,
+      }}>
+      <Tabs.Screen
+        name="index"
+        options={{
+          title: 'Tab One',
+          tabBarIcon: ({ color }) => <TabBarIcon name="code" color={color} />,
+          headerRight: () => (
+            <Link href="/modal" asChild>
+              <Pressable>
+                {({ pressed }) => (
+                  <FontAwesome
+                    name="info-circle"
+                    size={25}
+                    color={Colors[colorScheme ?? 'light'].text}
+                    style={{ marginRight: 15, opacity: pressed ? 0.5 : 1 }}
+                  />
+                )}
+              </Pressable>
+            </Link>
+          ),
+        }}
+      />
+      <Tabs.Screen
+        name="two"
+        options={{
+          title: 'Tab Two',
+          tabBarIcon: ({ color }) => <TabBarIcon name="code" color={color} />,
+        }}
+      />
+    </Tabs>
+  );
+}

app/(tabs)/index.tsx

@@ -0,0 +1,31 @@
+import { StyleSheet } from 'react-native';
+
+import EditScreenInfo from '../../components/EditScreenInfo';
+import { Text, View } from '../../components/Themed';
+
+export default function TabOneScreen() {
+  return (
+    <View style={styles.container}>
+      <Text style={styles.title}>Tab One</Text>
+      <View style={styles.separator} lightColor="#eee" darkColor="rgba(255,255,255,0.1)" />
+      <EditScreenInfo path="app/(tabs)/index.tsx" />
+    </View>
+  );
+}
+
+const styles = StyleSheet.create({
+  container: {
+    flex: 1,
+    alignItems: 'center',
+    justifyContent: 'center',
+  },
+  title: {
+    fontSize: 20,
+    fontWeight: 'bold',
+  },
+  separator: {
+    marginVertical: 30,
+    height: 1,
+    width: '80%',
+  },
+});

app/(tabs)/two.tsx

@@ -0,0 +1,31 @@
+import { StyleSheet } from 'react-native';
+
+import EditScreenInfo from '../../components/EditScreenInfo';
+import { Text, View } from '../../components/Themed';
+
+export default function TabTwoScreen() {
+  return (
+    <View style={styles.container}>
+      <Text style={styles.title}>Tab Two</Text>
+      <View style={styles.separator} lightColor="#eee" darkColor="rgba(255,255,255,0.1)" />
+      <EditScreenInfo path="app/(tabs)/two.tsx" />
+    </View>
+  );
+}
+
+const styles = StyleSheet.create({
+  container: {
+    flex: 1,
+    alignItems: 'center',
+    justifyContent: 'center',
+  },
+  title: {
+    fontSize: 20,
+    fontWeight: 'bold',
+  },
+  separator: {
+    marginVertical: 30,
+    height: 1,
+    width: '80%',
+  },
+});

app/+html.tsx

@@ -0,0 +1,46 @@
+import { ScrollViewStyleReset } from 'expo-router/html';
+
+// This file is web-only and used to configure the root HTML for every
+// web page during static rendering.
+// The contents of this function only run in Node.js environments and
+// do not have access to the DOM or browser APIs.
+export default function Root({ children }: { children: React.ReactNode }) {
+  return (
+    <html lang="en">
+      <head>
+        <meta charSet="utf-8" />
+        <meta httpEquiv="X-UA-Compatible" content="IE=edge" />
+
+        {/* 
+          This viewport disables scaling which makes the mobile website act more like a native app.
+          However this does reduce built-in accessibility. If you want to enable scaling, use this instead:
+            <meta name="viewport" content="width=device-width, initial-scale=1.0, viewport-fit=cover" />
+        */}
+        <meta
+          name="viewport"
+          content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1.00001,viewport-fit=cover"
+        />
+        {/* 
+          Disable body scrolling on web. This makes ScrollView components work closer to how they do on native. 
+          However, body scrolling is often nice to have for mobile web. If you want to enable it, remove this line.
+        */}
+        <ScrollViewStyleReset />
+
+        {/* Using raw CSS styles as an escape-hatch to ensure the background color never flickers in dark-mode. */}
+        <style dangerouslySetInnerHTML={{ __html: responsiveBackground }} />
+        {/* Add any additional <head> elements that you want globally available on web... */}
+      </head>
+      <body>{children}</body>
+    </html>
+  );
+}
+
+const responsiveBackground = `
+body {
+  background-color: #fff;
+}
+@media (prefers-color-scheme: dark) {
+  body {
+    background-color: #000;
+  }
+}`;

app/[...missing].tsx

@@ -0,0 +1,40 @@
+import { Link, Stack } from 'expo-router';
+import { StyleSheet } from 'react-native';
+
+import { Text, View } from '../components/Themed';
+
+export default function NotFoundScreen() {
+  return (
+    <>
+      <Stack.Screen options={{ title: 'Oops!' }} />
+      <View style={styles.container}>
+        <Text style={styles.title}>This screen doesn't exist.</Text>
+
+        <Link href="/" style={styles.link}>
+          <Text style={styles.linkText}>Go to home screen!</Text>
+        </Link>
+      </View>
+    </>
+  );
+}
+
+const styles = StyleSheet.create({
+  container: {
+    flex: 1,
+    alignItems: 'center',
+    justifyContent: 'center',
+    padding: 20,
+  },
+  title: {
+    fontSize: 20,
+    fontWeight: 'bold',
+  },
+  link: {
+    marginTop: 15,
+    paddingVertical: 15,
+  },
+  linkText: {
+    fontSize: 14,
+    color: '#2e78b7',
+  },
+});

app/_layout.tsx

@@ -0,0 +1,56 @@
+import FontAwesome from '@expo/vector-icons/FontAwesome';
+import { DarkTheme, DefaultTheme, ThemeProvider } from '@react-navigation/native';
+import { useFonts } from 'expo-font';
+import { SplashScreen, Stack } from 'expo-router';
+import { useEffect } from 'react';
+import { useColorScheme } from 'react-native';
+
+export {
+  // Catch any errors thrown by the Layout component.
+  ErrorBoundary,
+} from 'expo-router';
+
+export const unstable_settings = {
+  // Ensure that reloading on `/modal` keeps a back button present.
+  initialRouteName: '(tabs)',
+};
+
+// Prevent the splash screen from auto-hiding before asset loading is complete.
+SplashScreen.preventAutoHideAsync();
+
+export default function RootLayout() {
+  const [loaded, error] = useFonts({
+    SpaceMono: require('../assets/fonts/SpaceMono-Regular.ttf'),
+    ...FontAwesome.font,
+  });
+
+  // Expo Router uses Error Boundaries to catch errors in the navigation tree.
+  useEffect(() => {
+    if (error) throw error;
+  }, [error]);
+
+  useEffect(() => {
+    if (loaded) {
+      SplashScreen.hideAsync();
+    }
+  }, [loaded]);
+
+  if (!loaded) {
+    return null;
+  }
+
+  return <RootLayoutNav />;
+}
+
+function RootLayoutNav() {
+  const colorScheme = useColorScheme();
+
+  return (
+    <ThemeProvider value={colorScheme === 'dark' ? DarkTheme : DefaultTheme}>
+      <Stack>
+        <Stack.Screen name="(tabs)" options={{ headerShown: false }} />
+        <Stack.Screen name="modal" options={{ presentation: 'modal' }} />
+      </Stack>
+    </ThemeProvider>
+  );
+}

app/modal.tsx

@@ -0,0 +1,35 @@
+import { StatusBar } from 'expo-status-bar';
+import { Platform, StyleSheet } from 'react-native';
+
+import EditScreenInfo from '../components/EditScreenInfo';
+import { Text, View } from '../components/Themed';
+
+export default function ModalScreen() {
+  return (
+    <View style={styles.container}>
+      <Text style={styles.title}>Modal</Text>
+      <View style={styles.separator} lightColor="#eee" darkColor="rgba(255,255,255,0.1)" />
+      <EditScreenInfo path="app/modal.tsx" />
+
+      {/* Use a light status bar on iOS to account for the black space above the modal */}
+      <StatusBar style={Platform.OS === 'ios' ? 'light' : 'auto'} />
+    </View>
+  );
+}
+
+const styles = StyleSheet.create({
+  container: {
+    flex: 1,
+    alignItems: 'center',
+    justifyContent: 'center',
+  },
+  title: {
+    fontSize: 20,
+    fontWeight: 'bold',
+  },
+  separator: {
+    marginVertical: 30,
+    height: 1,
+    width: '80%',
+  },
+});