Update application code and dependencies

app/components/TestButton.tsx

@@ -0,0 +1,16 @@
+'use client'
+
+export default function TestButton() {
+  const handleClick = () => {
+    alert('hello')
+  }
+
+  return (
+    <button
+      onClick={handleClick}
+      className="px-4 py-2 bg-blue-600 text-white rounded hover:bg-blue-700 transition-colors"
+    >
+      测试按钮
+    </button>
+  )
+}