From 5ec3011bb717ce922a8c195dd81188cb62ca01cf Mon Sep 17 00:00:00 2001
From: john <cynell@139.com>
Date: Wed, 17 Jun 2026 09:58:35 +0800
Subject: [PATCH] Fix dev startup by freeing UDP DNS port 5533.

local-test-dns-server binds UDP; freePort previously only cleared TCP listeners.

Co-authored-by: Cursor <cursoragent@cursor.com>
---
 scripts/dev.mjs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/scripts/dev.mjs b/scripts/dev.mjs
index 62afc41..2964f68 100755
--- a/scripts/dev.mjs
+++ b/scripts/dev.mjs
@@ -52,6 +52,11 @@ function freePort(port) {
   } catch {
     // port already free
   }
+  try {
+    execSync(`lsof -ti UDP:${port} | xargs kill -9`, { stdio: 'ignore' });
+  } catch {
+    // port already free
+  }
 }
 
 function spawnChild(command, args, label, cwd = root, extraEnv = {}) {