Use NextJS middleware for proxying

apps/link/pages/api/proxy/[[...path]].ts

@@ -1,39 +0,0 @@
-import { NextApiRequest, NextApiResponse } from 'next';
-import { createProxyMiddleware } from 'http-proxy-middleware';
-import { getToken } from "next-auth/jwt";
-
-const withAuthInfo =
-  (handler) => async (req: NextApiRequest, res: NextApiResponse) => {
-    const session = await getToken({
-      req,
-      secret: process.env.NEXTAUTH_SECRET,
-    });
-
-    if (!session) {
-      return res.redirect("/login");
-    }
-
-    if (req.headers) {
-      req.headers['X-Forwarded-User'] = session.email.toLowerCase();
-      req.headers['host'] = 'zammad.example.com';
-    }
-
-    return handler(req, res);
-  };
-
-const proxy = createProxyMiddleware({
-  target: process.env.ZAMMAD_URL,
-  changeOrigin: true,
-  xfwd: true,
-  ws: false,
-  pathRewrite: { "^/zammad": "" },
-});
-
-export default withAuthInfo(proxy);
-
-export const config = {
-  api: {
-    bodyParser: false,
-    externalResolver: true,
-  },
-};