[v10.2.x] NestedFolderPicker: separate toggle to force enable picker without (#80550)

* NestedFolderPicker: separate toggle to force enable picker without `nestedFolders` (#80461)

* separate nestedFolderPickerOverride toggle to force enable it without nestedFolders

* let's call it newFolderPicker

* update unit tests and keyboard handling

* reduce spacing when no folder open chevron

---------

Co-authored-by: Josh Hunt <joshhunt@users.noreply.github.com>
(cherry picked from commit ec53487c99)

* add config import to NestedFolderPicker

pkg/services/featuremgmt/registry.go

@@ -1258,6 +1258,14 @@ var (
 			Owner:        identityAccessTeam,
 			Created:      time.Date(2023, time.November, 29, 12, 0, 0, 0, time.UTC),
 		},
+		{
+			Name:         "newFolderPicker",
+			Description:  "Enables the nested folder picker without having nested folders enabled",
+			Stage:        FeatureStageExperimental,
+			Owner:        grafanaFrontendPlatformSquad,
+			FrontendOnly: true,
+			Created:      time.Date(2024, time.January, 12, 12, 0, 0, 0, time.UTC),
+		},
 	}
 )
 

pkg/services/featuremgmt/toggles_gen.csv

@@ -149,3 +149,4 @@ logRowsPopoverMenu,experimental,@grafana/observability-logs,2023-11-16,false,fal
 pluginsSkipHostEnvVars,experimental,@grafana/plugins-platform-backend,2023-11-15,false,false,false,false
 regressionTransformation,experimental,@grafana/grafana-bi-squad,2023-11-24,false,false,false,true
 displayAnonymousStats,experimental,@grafana/identity-access-team,2023-11-29,false,false,false,true
+newFolderPicker,experimental,@grafana/grafana-frontend-platform,2024-01-12,false,false,false,true

pkg/services/featuremgmt/toggles_gen.go

@@ -606,4 +606,8 @@ const (
 	// FlagDisplayAnonymousStats
 	// Enables anonymous stats to be shown in the UI for Grafana
 	FlagDisplayAnonymousStats = "displayAnonymousStats"
+
+	// FlagNewFolderPicker
+	// Enables the nested folder picker without having nested folders enabled
+	FlagNewFolderPicker = "newFolderPicker"
 )