Function isAuthorized

src/middleware.ts:18–24

(req: NextRequest)

}

function isAuthorized(req: NextRequest): boolean {
  if (!ADMIN_KEY) return false;
  const header = req.headers.get("authorization");
  if (!header) return false;
  const [scheme, token] = header.split(" ", 2);
  return scheme === "Bearer" && token === ADMIN_KEY;
}

// ---------------------------------------------------------------------------
// Rate Limiting (in-memory fixed-window counter)