[优化] 优化对主配置路径的存在性检查以增强健康检查逻辑

openflare_agent/internal/agent/runner.go

@@ -268,6 +268,9 @@ func (r *Runner) refreshOpenrestyHealth(ctx context.Context) {
 		return
 	}
 	if err := r.RuntimeManager.CheckHealth(ctx); err != nil {
+		if strings.Contains(err.Error(), "openresty config not exists") {
+			return
+		}
 		r.recordOpenrestyUnhealthy(err, true)
 		return
 	}

openflare_agent/internal/nginx/manager.go

@@ -260,6 +260,11 @@ func (m *Manager) CheckHealth(ctx context.Context) error {
 	if m.Executor == nil {
 		return errors.New("executor 未配置")
 	}
+	if m.MainConfigPath != "" {
+		if _, err := os.Stat(m.MainConfigPath); os.IsNotExist(err) {
+			return errors.New("openresty config not exists: waiting for initial sync")
+		}
+	}
 	return m.Executor.CheckHealth(ctx)
 }