App.js

import { StatusBar } from "expo-status-bar";
import { StyleSheet, Text, View } from "react-native";
import Header from "./components/Header";
import Login from "./components/screens/Login";
import Signup from "./components/screens/Signup";
import Home from "./components/screens/Home";
import { NavigationContainer } from '@react-navigation/native';
import { createNativeStackNavigator } from '@react-navigation/native-stack';
const Stack = createNativeStackNavigator();
export default function App() {
  return (
    <NavigationContainer>
    <View style={styles.body}>
    <Header/>
    <Stack.Navigator>
    <Stack.Screen name="Signup" component={Signup} />
        <Stack.Screen
          name="Login"
          component={Login}
        />
        <Stack.Screen
          name="Home"
          component={Home}
          options={{ title: 'Welcome' }}
        />
       
      </Stack.Navigator>
    </View>
    </NavigationContainer>
  );
}

const styles = StyleSheet.create({
  container: {
    
  },
  body: {
    flex: 1,
    backgroundColor: "#fffaf0",
  },
});