feature:基本功能

client/app/(splash)/_layout.tsx

@@ -0,0 +1,10 @@
+import { Stack } from 'expo-router';
+import React from 'react';
+
+export default function SplashLayout() {
+  return (
+    <Stack screenOptions={{ headerShown: false }}>
+      <Stack.Screen name="splash" />
+    </Stack>
+  );
+}