Fix Services & Update the middleware && others

internal/models/runtime.go

@@ -27,6 +27,8 @@ type SystemSettings struct {
 	BaseKeyCheckEndpoint        string `json:"base_key_check_endpoint" default:"https://generativelanguage.googleapis.com/v1beta/models" name:"全局Key检查端点" category:"健康检查" desc:"用于全局Key身份检查的目标URL。"`
 	BaseKeyCheckModel           string `json:"base_key_check_model" default:"gemini-2.0-flash-lite" name:"默认Key检查模型" category:"健康检查" desc:"用于分组健康检查和手动密钥测试时的默认回退模型。"`
 
+	KeyCheckSchedulerIntervalSeconds int `json:"key_check_scheduler_interval_seconds" default:"60" name:"Key检查调度器间隔(秒)" category:"健康检查" desc:"动态调度器检查各组是否需要执行健康检查的周期。"`
+
 	EnableUpstreamCheck         bool `json:"enable_upstream_check" default:"true" name:"启用上游检查" category:"健康检查" desc:"是否启用对上游服务(Upstream)的健康检查。"`
 	UpstreamCheckTimeoutSeconds int  `json:"upstream_check_timeout_seconds" default:"20" name:"上游检查超时(秒)" category:"健康检查" desc:"对单个上游服务进行健康检查时的网络超时时间。"`