feat: update allowed frontend hosts and add clinic-pro.ir domain

docker/frontend-domains.json

@@ -2,6 +2,7 @@
   "_comment": "Frontend domains served by this backend. Add an entry per city, then run: ddev exec php docker/gen-cors-env.php — paste the output into Coolify env (CORS_ALLOW_ORIGIN + ALLOWED_FRONTEND_HOSTS), add the same domain to the app service in Coolify UI, and redeploy.",
   "domains": [
     { "domain": "nobat724.com", "label": "اصلی" },
+    { "domain": "clinic-pro.ir", "label": "پنل ادمین/بک‌اند" },
     { "domain": "ahvaz-nobat.ir", "label": "اهواز" },
     { "domain": "arak-nobat.ir", "label": "اراک" },
     { "domain": "ardabil-nobat.ir", "label": "اردبیل" },