fix(web): 串行化 native CaseRun 热重载

web/hwlab-cloud-web/scripts/caserun-native-service.ts

@@ -26,6 +26,15 @@ function isRunning(pid: number | null): boolean {
   }
 }
 
+async function waitForExit(pid: number): Promise<boolean> {
+  const deadline = Date.now() + 5000;
+  while (Date.now() < deadline) {
+    if (!isRunning(pid)) return true;
+    await Bun.sleep(25);
+  }
+  return !isRunning(pid);
+}
+
 mkdirSync(stateDir, { recursive: true });
 const pid = readPid();
 
@@ -46,8 +55,12 @@ if (action === "start") {
     console.log(JSON.stringify({ ok: true, action, status: "stopped" }));
   } else {
     process.kill(pid!, "SIGTERM");
+    if (!await waitForExit(pid!)) {
+      console.error(JSON.stringify({ ok: false, action, status: "stop-timeout", pid }));
+      process.exit(1);
+    }
     rmSync(pidPath, { force: true });
-    console.log(JSON.stringify({ ok: true, action, status: "stopping", pid }));
+    console.log(JSON.stringify({ ok: true, action, status: "stopped", pid }));
   }
 } else if (action === "status") {
   const running = isRunning(pid);