feat: integrate mobile template with backend, add /mobile path routing and Todo dashboard

mobile/app/_layout.tsx

@@ -0,0 +1,20 @@
+import { Stack } from 'expo-router';
+import { StatusBar } from 'expo-status-bar';
+import { GestureHandlerRootView } from 'react-native-gesture-handler';
+import { Toaster } from 'sonner-native';
+import { useFrameworkReady } from '@/hooks/useFrameworkReady';
+
+export default function RootLayout() {
+  useFrameworkReady(); // Assuming this handles side effects
+
+  return (
+    <GestureHandlerRootView style={{ flex: 1 }}>
+      <Stack screenOptions={{ headerShown: false }}>
+        <Stack.Screen name="(tabs)" />
+        <Stack.Screen name="+not-found" options={{ headerShown: false }} />
+      </Stack>
+      <StatusBar style="auto" />
+      <Toaster theme="light" />
+    </GestureHandlerRootView>
+  );
+}