Add disable_seo config to keep preview deployments out of search engines

Co-Authored-By: Claude Opus 5.5 <[email protected]>

src/functions/server/web-pages/generate-web-html.tsx

@@ -8,6 +8,7 @@ import { log } from "../../../utils/log";
 import { AppData } from "../../../data/app-data";
 import _ from "lodash";
 import grabDirNames from "../../../utils/grab-dir-names";
+import { NoSEORobotsValue } from "../../../utils/disable-seo";
 
 const { ROOT_DIR } = grabDirNames();
 
@@ -69,7 +70,9 @@ export default async function genWebHTML({
 
     const dev = isDevelopment();
 
-    const final_meta = _.merge(root_meta, page_meta);
+    const final_meta = global.BUNEXT_CONFIG.disable_seo
+        ? { ..._.merge(root_meta, page_meta), robots: NoSEORobotsValue }
+        : _.merge(root_meta, page_meta);
 
     const public_envs = Object.fromEntries(
         Object.entries(process.env).filter(([k]) =>