fix

pages/api/admin.ts

@@ -2,7 +2,7 @@ import type { NextApiRequest, NextApiResponse } from "next";
 import { store, html } from "@/store";
 import config from "@/config";
 
-export default function handler(
+export default async function handler(
   req: NextApiRequest,
   res: NextApiResponse<Record<string, string>>
 ) {
@@ -16,5 +16,6 @@ export default function handler(
     const json = req.body;
     store.update(json);
   }
+  await store.save();
   res.status(200).json(store.get());
 }