fix: 修复服务启动时的竞态条件，等待健康检查通过后再报告就绪

electron/services/xcOpenCodeWebService.ts

@@ -125,7 +125,22 @@ class XCOpenCodeWebService {
         this.processPid = null;
       });
 
-      await new Promise<void>((resolve) => setTimeout(resolve, 2000));
+      const maxWaitTime = 30000;
+      const checkInterval = 500;
+      const startTime = Date.now();
+
+      while (Date.now() - startTime < maxWaitTime) {
+        const isHealthy = await this.checkHealth();
+        if (isHealthy) {
+          break;
+        }
+        await new Promise<void>((resolve) => setTimeout(resolve, checkInterval));
+      }
+
+      const finalHealth = await this.checkHealth();
+      if (!finalHealth) {
+        log.warn('[XCOpenCodeWebService] Health check failed after max wait time');
+      }
 
       this._isRunning = true;
       this._isStarting = false;