diff --git a/web/pages/api/build-id/route.ts b/web/pages/api/build-id/route.ts
new file mode 100644
index 00000000..85406627
--- /dev/null
+++ b/web/pages/api/build-id/route.ts
@@ -0,0 +1,8 @@
+import path from 'path';
+import fs from 'fs';
+
+export default function handler(req: any, res: any) {
+  const buildId = fs.readFileSync(path.join(process.cwd(), '.next', 'BUILD_ID'), 'utf8').trim();
+  res.setHeader('Cache-Control', 's-maxage=31536000, stale-while-revalidate');
+  res.status(200).json({ buildId });
+}
\ No newline at end of file