CheckCare/App.tsx

import * as React from "react";
import { NavigationContainer } from "@react-navigation/native";
import { createNativeStackNavigator } from "@react-navigation/native-stack";
import HomeScreen from "@/screens/Home";
import ProfileScreen from "@/screens/Profile";

export type RootStackParamList = {
  Home: undefined;
  Profile: undefined;
};

const Stack = createNativeStackNavigator<RootStackParamList>();

function App() {
  return (
    <NavigationContainer>
      <Stack.Navigator screenOptions={{ headerLargeTitle: true }}>
        <Stack.Screen name="Home" component={HomeScreen} />
        <Stack.Screen name="Profile" component={ProfileScreen} />
      </Stack.Navigator>
    </NavigationContainer>
  );
}

declare global {
  namespace ReactNavigation {
    interface RootParamList extends RootStackParamList {}
  }
}

export default App;