Update scripts/dev-runner.mjs

Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>

scripts/dev-runner.mjs

@@ -162,11 +162,16 @@ async function buildPluginSdk() {
     ["--filter", "@paperclipai/plugin-sdk", "build"],
     { stdio: "inherit" },
   );
+  if (result.signal) {
+    process.kill(process.pid, result.signal);
+    return;
+  }
   if (result.code !== 0) {
     console.error("[paperclip] plugin sdk build failed");
     process.exit(result.code);
   }
 }
+}
 
 await buildPluginSdk();