Transforms: Add 'Format String' Transform (#73624)

* Format String Implementation

* Prettier

* Unify Every/Pascal/Camel cases

* Reformat + add new cases

* Add Trim and Substring to the transform options

* Trim/Substring tests+formatting

* refactor

* docs + feature toggle

* add category

* docs. add svg. change description

* revert weird add from merge

* readd config. change description

* docs change

* Adding experimental shortcode

* Add code formatting

* change shortcode

---------

Co-authored-by: Victor Marin <victor.marin@grafana.com>
Co-authored-by: Isabel <76437239+imatwawana@users.noreply.github.com>

pkg/services/featuremgmt/registry.go

@@ -826,6 +826,13 @@ var (
 			FrontendOnly: false,
 			Owner:        hostedGrafanaTeam,
 		},
+		{
+			Name:         "formatString",
+			Description:  "Enable format string transformer",
+			Stage:        FeatureStageExperimental,
+			FrontendOnly: true,
+			Owner:        grafanaBiSquad,
+		},
 		{
 			Name:         "transformationsVariableSupport",
 			Description:  "Allows using variables in transformations",

pkg/services/featuremgmt/toggles_gen.csv

@@ -117,6 +117,7 @@ cloudWatchWildCardDimensionValues,GA,@grafana/aws-datasources,false,false,false,
 externalServiceAccounts,experimental,@grafana/grafana-authnz-team,true,false,false,false
 panelMonitoring,experimental,@grafana/dataviz-squad,false,false,false,true
 enableNativeHTTPHistogram,experimental,@grafana/hosted-grafana-team,false,false,false,false
+formatString,experimental,@grafana/grafana-bi-squad,false,false,false,true
 transformationsVariableSupport,experimental,@grafana/grafana-bi-squad,false,false,false,true
 kubernetesPlaylists,experimental,@grafana/grafana-app-platform-squad,false,false,false,true
 navAdminSubsections,experimental,@grafana/grafana-frontend-platform,false,false,false,false

pkg/services/featuremgmt/toggles_gen.go

@@ -479,6 +479,10 @@ const (
 	// Enables native HTTP Histograms
 	FlagEnableNativeHTTPHistogram = "enableNativeHTTPHistogram"
 
+	// FlagFormatString
+	// Enable format string transformer
+	FlagFormatString = "formatString"
+
 	// FlagTransformationsVariableSupport
 	// Allows using variables in transformations
 	FlagTransformationsVariableSupport = "transformationsVariableSupport"