first commit

src/app/api/logout/route.ts

@@ -0,0 +1,18 @@
+import { NextResponse } from 'next/server';
+
+export const runtime = 'edge';
+
+export async function POST() {
+  const response = NextResponse.json({ ok: true });
+
+  // 清除认证cookie
+  response.cookies.set('auth', '', {
+    path: '/',
+    expires: new Date(0),
+    sameSite: 'lax', // 改为 lax 以支持 PWA
+    httpOnly: false, // PWA 需要客户端可访问
+    secure: false, // 根据协议自动设置
+  });
+
+  return response;
+}