From 6caa4f62e7f2bfb896ff325b40c7b9be6e5918d2 Mon Sep 17 00:00:00 2001
From: grokbot_ty <grokbot_ty@local>
Date: Fri, 25 Sep 2026 22:01:44 -0700
Subject: [PATCH] fix(uat): allow Cloudflare quick-tunnel Host on vite preview

So phone/laptop without Tailscale can hit overnight UAT via trycloudflare.com.
---
 frontend/vite.config.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/frontend/vite.config.ts b/frontend/vite.config.ts
index d0d0c63..093a7b5 100644
--- a/frontend/vite.config.ts
+++ b/frontend/vite.config.ts
@@ -10,6 +10,8 @@ export default defineConfig({
     proxy: { '/api': { target: 'http://127.0.0.1:18182', changeOrigin: true } },
   },
   preview: {
+    // Cloudflare quick tunnel Host header (public UAT without Tailscale)
+    allowedHosts: true,
     proxy: { '/api': { target: 'http://127.0.0.1:18182', changeOrigin: true } },
   },
 });