refactor: refactored redirect effect in main layout

src/app/(tabs)/index.tsx

@@ -1,5 +1,5 @@
 import { Redirect } from 'expo-router'
 
 export default () => {
-	return <Redirect href="/(demo)" />
+	return <Redirect href="/(home)/Home" />
 }

src/app/_layout.tsx

@@ -1,9 +1,8 @@
-import auth from '@react-native-firebase/auth'
 import { GoogleSignin } from '@react-native-google-signin/google-signin'
 import * as Sentry from '@sentry/react-native'
 import { QueryClient, QueryClientProvider } from '@tanstack/react-query'
 import { isRunningInExpoGo } from 'expo'
-import { Slot, useNavigationContainerRef, useRouter } from 'expo-router'
+import { Slot, useNavigationContainerRef, useRouter, useSegments } from 'expo-router'
 import * as SplashScreen from 'expo-splash-screen'
 import { useEffect } from 'react'
 import { SafeAreaProvider } from 'react-native-safe-area-context'
@@ -12,6 +11,7 @@ import { NetInfoToast, Toast } from '@app/components'
 import { GOOGLE_WEB_CLIENT_ID, IS_PROD, SENTRY_DEBUG, SENTRY_DSN } from '@app/env'
 import { useLoadFonts } from '@app/hooks'
 import { useStorageDevTools } from '@app/storage'
+import { useStore } from '@app/store'
 import '@app/theme'
 import '@app/translations'
 
@@ -37,28 +37,31 @@ const RootLayout = () => {
 	const ref = useNavigationContainerRef()
 	const { fontsFinishedLoading } = useLoadFonts()
 	const router = useRouter()
+	const segments = useSegments()
 	const queryClient = new QueryClient()
+	const user = useStore(state => state.auth.user)
+	const authRequired = segments[0] === '(tabs)'
 
 	useEffect(() => {
 		if (fontsFinishedLoading) {
-			const unsubscribe = auth().onAuthStateChanged(user =>
-				// setTimeout used to ensure that all synchronous state updates and rendering are executed first
-				setTimeout(() => {
-					router.replace(user ? '/(tabs)/Home' : '/(auth)/Welcome')
-				}),
-			)
-
 			SplashScreen.hideAsync()
 			routingInstrumentation.registerNavigationContainer(ref)
 			GoogleSignin.configure({
 				webClientId: GOOGLE_WEB_CLIENT_ID,
 			})
 			GoogleSignin.hasPlayServices()
-
-			return unsubscribe
 		}
 	}, [fontsFinishedLoading])
 
+	useEffect(() => {
+		if (authRequired && !user) {
+			router.replace('/(auth)/Welcome')
+		}
+		if (!authRequired && user) {
+			router.replace('/(tabs)/Home')
+		}
+	}, [user, authRequired])
+
 	useStorageDevTools()
 
 	return (