fix: resolve HMR error and TypeScript build issues

- Disable all experimental features to fix React 19 and Next.js 16 compatibility
- Fix TypeScript error in check-permission.ts (role property issue)
- Add test script for Contact page validation
- Use production mode to avoid HMR issues completely

src/lib/auth/check-permission.ts

@@ -1,5 +1,5 @@
 import { auth } from '../auth';
-import { isAdminUser } from './permissions';
+import { isAdminUser, hasPermission } from './permissions';
 
 export async function checkIsAdmin(): Promise<{ isAdmin: boolean; userId?: string }> {
   const session = await auth();
@@ -35,3 +35,41 @@ export async function getAdminUserId(): Promise<string | null> {
   }
   return session.user.id;
 }
+
+export async function checkPermission(
+  resource: Parameters<typeof hasPermission>[1],
+  action: Parameters<typeof hasPermission>[2]
+): Promise<{ allowed: boolean; userId?: string; role?: string }> {
+  const session = await auth();
+
+  if (!session || !session.user) {
+    return { allowed: false };
+  }
+
+  const isAdmin = session.user.isAdmin as boolean | undefined;
+  const role: Parameters<typeof hasPermission>[0] = isAdmin ? 'admin' : 'viewer';
+  
+  const allowed = hasPermission(role, resource, action);
+
+  return {
+    allowed,
+    userId: session.user.id,
+    role,
+  };
+}
+
+export async function requirePermission(
+  resource: Parameters<typeof hasPermission>[1],
+  action: Parameters<typeof hasPermission>[2]
+): Promise<{ userId: string; role: string }> {
+  const result = await checkPermission(resource, action);
+
+  if (!result.allowed) {
+    throw new Error('无权限执行此操作');
+  }
+
+  return {
+    userId: result.userId!,
+    role: result.role!,
+  };
+}