Alerting: Remove feature toggles relating to Loki Alert State History (#103540)

* Remove feature toggles relating to Loki Alert State History

pkg/services/featuremgmt/registry.go

@@ -235,24 +235,6 @@ var (
 			Stage:       FeatureStageExperimental,
 			Owner:       grafanaObservabilityMetricsSquad,
 		},
-		{
-			Name:        "alertStateHistoryLokiSecondary",
-			Description: "Enable Grafana to write alert state history to an external Loki instance in addition to Grafana annotations.",
-			Stage:       FeatureStageExperimental,
-			Owner:       grafanaAlertingSquad,
-		},
-		{
-			Name:        "alertStateHistoryLokiPrimary",
-			Description: "Enable a remote Loki instance as the primary source for state history reads.",
-			Stage:       FeatureStageExperimental,
-			Owner:       grafanaAlertingSquad,
-		},
-		{
-			Name:        "alertStateHistoryLokiOnly",
-			Description: "Disable Grafana alerts from emitting annotations when a remote Loki instance is available.",
-			Stage:       FeatureStageExperimental,
-			Owner:       grafanaAlertingSquad,
-		},
 		{
 			Name:              "unifiedRequestLog",
 			Description:       "Writes error logs to the request logger",

pkg/services/featuremgmt/toggles_gen.csv

@@ -29,9 +29,6 @@ prometheusRunQueriesInParallel,GA,@grafana/oss-big-tent,false,false,false
 lokiLogsDataplane,experimental,@grafana/observability-logs,false,false,false
 dataplaneFrontendFallback,GA,@grafana/observability-metrics,false,false,true
 disableSSEDataplane,experimental,@grafana/observability-metrics,false,false,false
-alertStateHistoryLokiSecondary,experimental,@grafana/alerting-squad,false,false,false
-alertStateHistoryLokiPrimary,experimental,@grafana/alerting-squad,false,false,false
-alertStateHistoryLokiOnly,experimental,@grafana/alerting-squad,false,false,false
 unifiedRequestLog,GA,@grafana/grafana-backend-group,false,false,false
 renderAuthJWT,preview,@grafana/grafana-as-code,false,false,false
 refactorVariablesTimeRange,preview,@grafana/dashboards-squad,false,false,false

pkg/services/featuremgmt/toggles_gen.go

@@ -127,18 +127,6 @@ const (
 	// Disables dataplane specific processing in server side expressions.
 	FlagDisableSSEDataplane = "disableSSEDataplane"
 
-	// FlagAlertStateHistoryLokiSecondary
-	// Enable Grafana to write alert state history to an external Loki instance in addition to Grafana annotations.
-	FlagAlertStateHistoryLokiSecondary = "alertStateHistoryLokiSecondary"
-
-	// FlagAlertStateHistoryLokiPrimary
-	// Enable a remote Loki instance as the primary source for state history reads.
-	FlagAlertStateHistoryLokiPrimary = "alertStateHistoryLokiPrimary"
-
-	// FlagAlertStateHistoryLokiOnly
-	// Disable Grafana alerts from emitting annotations when a remote Loki instance is available.
-	FlagAlertStateHistoryLokiOnly = "alertStateHistoryLokiOnly"
-
 	// FlagUnifiedRequestLog
 	// Writes error logs to the request logger
 	FlagUnifiedRequestLog = "unifiedRequestLog"

pkg/services/featuremgmt/toggles_gen.json

@@ -75,7 +75,8 @@
       "metadata": {
         "name": "alertStateHistoryLokiOnly",
         "resourceVersion": "1743693517832",
-        "creationTimestamp": "2023-03-30T18:53:21Z"
+        "creationTimestamp": "2023-03-30T18:53:21Z",
+        "deletionTimestamp": "2025-04-07T14:33:12Z"
       },
       "spec": {
         "description": "Disable Grafana alerts from emitting annotations when a remote Loki instance is available.",
@@ -87,7 +88,8 @@
       "metadata": {
         "name": "alertStateHistoryLokiPrimary",
         "resourceVersion": "1743693517832",
-        "creationTimestamp": "2023-03-30T18:53:21Z"
+        "creationTimestamp": "2023-03-30T18:53:21Z",
+        "deletionTimestamp": "2025-04-07T14:33:12Z"
       },
       "spec": {
         "description": "Enable a remote Loki instance as the primary source for state history reads.",
@@ -99,7 +101,8 @@
       "metadata": {
         "name": "alertStateHistoryLokiSecondary",
         "resourceVersion": "1743693517832",
-        "creationTimestamp": "2023-03-30T18:53:21Z"
+        "creationTimestamp": "2023-03-30T18:53:21Z",
+        "deletionTimestamp": "2025-04-07T14:33:12Z"
       },
       "spec": {
         "description": "Enable Grafana to write alert state history to an external Loki instance in addition to Grafana annotations.",