export default function RootLayout() {
    return (
    <ThemeProvider value={colorScheme === 'dark' ? DarkTheme : DefaultTheme}>
      <Stack initialRouteName="Welcome">

        <Stack.Screen name="Welcome" options={{headerShown: false}} /> 

        <Stack.Screen name="LoginScreen"  options={{headerShown: false}} />
        <Stack.Screen name="Signup" options={{headerShown: false}} />
        <Stack.Screen name="(tabs)" options={{ headerShown: false }} />
        <Stack.Screen name="+not-found" />
      </Stack>
    </ThemeProvider>
  );
}

I want to make the Welcome.tsx the default view to be opened when the app is newly opened, please help me