Query library: requiresDevMode dummy backend (#56466)

* query library - dummy backend

* fix tests

* dont explicitly marshall backend dataresponse

* skip integration tests

* null check for tests

* added query library to codeowners

* null check for tests

* lint

pkg/services/featuremgmt/registry.go

@@ -310,5 +310,11 @@ var (
 			Name:        "increaseInMemDatabaseQueryCache",
 			Description: "Enable more in memory caching for database queries",
 		},
+		{
+			Name:            "queryLibrary",
+			Description:     "Reusable query library",
+			State:           FeatureStateAlpha,
+			RequiresDevMode: true,
+		},
 	}
 )

pkg/services/featuremgmt/toggles_gen.go

@@ -230,4 +230,8 @@ const (
 	// FlagIncreaseInMemDatabaseQueryCache
 	// Enable more in memory caching for database queries
 	FlagIncreaseInMemDatabaseQueryCache = "increaseInMemDatabaseQueryCache"
+
+	// FlagQueryLibrary
+	// Reusable query library
+	FlagQueryLibrary = "queryLibrary"
 )