Topnav: Remove from feature toggle registry + hardcode in config (#94736)

remove topnav from feature toggle registry + hardcode to true

pkg/services/featuremgmt/registry.go

@@ -187,15 +187,6 @@ var (
 			Stage:       FeatureStageExperimental,
 			Owner:       hostedGrafanaTeam,
 		},
-		{
-			// Some plugins rely on topnav feature flag being enabled, so we cannot remove this until we
-			// can afford the breaking change, or we've detemined no one else is relying on it
-			Name:        "topnav",
-			Description: "Enables topnav support in external plugins. The new Grafana navigation cannot be disabled.",
-			Stage:       FeatureStageDeprecated,
-			Expression:  "true", // enabled by default
-			Owner:       grafanaFrontendPlatformSquad,
-		},
 		{
 			Name:              "grpcServer",
 			Description:       "Run the GRPC server",

pkg/services/featuremgmt/toggles_gen.csv

@@ -22,7 +22,6 @@ canvasPanelNesting,experimental,@grafana/dataviz-squad,false,false,true
 vizActions,experimental,@grafana/dataviz-squad,false,false,true
 disableSecretsCompatibility,experimental,@grafana/hosted-grafana-team,false,true,false
 logRequestsInstrumentedAsUnknown,experimental,@grafana/hosted-grafana-team,false,false,false
-topnav,deprecated,@grafana/grafana-frontend-platform,false,false,false
 grpcServer,preview,@grafana/search-and-storage,false,false,false
 cloudWatchCrossAccountQuerying,GA,@grafana/aws-datasources,false,false,false
 showDashboardValidationWarnings,experimental,@grafana/dashboards-squad,false,false,false

pkg/services/featuremgmt/toggles_gen.go

@@ -99,10 +99,6 @@ const (
 	// Logs the path for requests that are instrumented as unknown
 	FlagLogRequestsInstrumentedAsUnknown = "logRequestsInstrumentedAsUnknown"
 
-	// FlagTopnav
-	// Enables topnav support in external plugins. The new Grafana navigation cannot be disabled.
-	FlagTopnav = "topnav"
-
 	// FlagGrpcServer
 	// Run the GRPC server
 	FlagGrpcServer = "grpcServer"

pkg/services/featuremgmt/toggles_gen.json

@@ -2987,6 +2987,7 @@
         "name": "topnav",
         "resourceVersion": "1720021873452",
         "creationTimestamp": "2022-06-20T14:25:43Z",
+        "deletionTimestamp": "2024-10-15T15:00:51Z",
         "annotations": {
           "grafana.app/updatedTimestamp": "2024-07-03 15:51:13.452477 +0000 UTC"
         }