chore(ops): strip redundant force-dynamic and probe Redis in ops health

Co-authored-by: Cursor <[email protected]>

src/app/admin/vpn/page.tsx

@@ -7,7 +7,6 @@ import { Button } from "@/components/ui/button";
 import { canAccess, getAdminContext, PERMS } from "@/lib/permissions";
 import { siteSettings } from "@/lib/services/site-settings";
 
-export const dynamic = "force-dynamic";
 export const metadata = { title: "VPN" };
 
 const PROVIDERS: { value: string; label: string }[] = [