test(ops): 提升日志链路覆盖率并修复lint阻塞

backend/internal/service/ops_settings_models.go

@@ -68,6 +68,20 @@ type OpsMetricThresholds struct {
 	UpstreamErrorRatePercentMax *float64 `json:"upstream_error_rate_percent_max,omitempty"` // 上游错误率高于此值变红
 }
 
+type OpsRuntimeLogConfig struct {
+	Level           string         `json:"level"`
+	EnableSampling  bool           `json:"enable_sampling"`
+	SamplingInitial int            `json:"sampling_initial"`
+	SamplingNext    int            `json:"sampling_thereafter"`
+	Caller          bool           `json:"caller"`
+	StacktraceLevel string         `json:"stacktrace_level"`
+	RetentionDays   int            `json:"retention_days"`
+	Source          string         `json:"source,omitempty"`
+	UpdatedAt       string         `json:"updated_at,omitempty"`
+	UpdatedByUserID int64          `json:"updated_by_user_id,omitempty"`
+	Extra           map[string]any `json:"extra,omitempty"`
+}
+
 type OpsAlertRuntimeSettings struct {
 	EvaluationIntervalSeconds int `json:"evaluation_interval_seconds"`