Début du projet Traintrape-moi

client/app/_layout.tsx

@@ -0,0 +1,10 @@
+import { DarkTheme, DefaultTheme, ThemeProvider } from '@react-navigation/native'
+import { Stack } from "expo-router"
+import { useColorScheme } from '@/hooks/useColorScheme'
+
+export default function RootLayout() {
+  const colorScheme = useColorScheme()
+  return <ThemeProvider value={colorScheme === 'dark' ? DarkTheme : DefaultTheme}>
+    <Stack />
+  </ThemeProvider>
+}