Dashboards: Add alert and panel icon for dashboards that use Angular plugins (#70951)

* Add angularDeprecationUI feature toggle

* Add angular notice in angular panel header

* Show angular notice for angular datasources

* Show angular notice at the top of the dashboard

* Changed Angular deprecation messages

* Fix angular deprecation alert displayed for new dashboards

* re-generate feature flags

* Removed unnecessary changes

* Add angular deprecation dashboard notice tests

* Add test for angular deprecation panel icon

* Update test suite name

* Moved isAngularDatasourcePlugin to app/features/plugins/angularDeprecation

* Add hasAngularPlugins to DashboardModel

* re-generate feature toggles

* Fix tests

* Fix data source spelling

* Fix typing issues

* Extract plugin type into a separate function

* re-generate feature flags

* reportInteraction on angular dashboard notice dismiss

* re-generate feature flags

* Re-generate feature flags

* lint

pkg/services/featuremgmt/registry.go

@@ -708,5 +708,12 @@ var (
 			Owner:           grafanaAlertingSquad,
 			RequiresRestart: true,
 		},
+		{
+			Name:         "angularDeprecationUI",
+			Description:  "Display new Angular deprecation-related UI features",
+			Stage:        FeatureStageExperimental,
+			FrontendOnly: true,
+			Owner:        grafanaPluginsPlatformSquad,
+		},
 	}
 )

pkg/services/featuremgmt/toggles_gen.csv

@@ -101,3 +101,4 @@ configurableSchedulerTick,experimental,@grafana/alerting-squad,false,false,true,
 influxdbSqlSupport,experimental,@grafana/observability-metrics,false,false,false,false
 noBasicRole,experimental,@grafana/grafana-authnz-team,false,false,true,true
 alertingNoDataErrorExecution,privatePreview,@grafana/alerting-squad,false,false,true,false
+angularDeprecationUI,experimental,@grafana/plugins-platform-backend,false,false,false,true

pkg/services/featuremgmt/toggles_gen.go

@@ -414,4 +414,8 @@ const (
 	// FlagAlertingNoDataErrorExecution
 	// Changes how Alerting state manager handles execution of NoData/Error
 	FlagAlertingNoDataErrorExecution = "alertingNoDataErrorExecution"
+
+	// FlagAngularDeprecationUI
+	// Display new Angular deprecation-related UI features
+	FlagAngularDeprecationUI = "angularDeprecationUI"
 )