CloudMigrations: create snapshot for Mute Timings (#94668)

* CloudMigrations: Create snapshot for Mute Timings

* CloudMigrations: add mute timings icon and copies to frontend

pkg/services/cloudmigration/cloudmigrationimpl/snapshot_mgmt.go

@@ -32,6 +32,7 @@ var currentMigrationTypes = []cloudmigration.MigrateDataType{
 	cloudmigration.FolderDataType,
 	cloudmigration.LibraryElementDataType,
 	cloudmigration.DashboardDataType,
+	cloudmigration.MuteTimingType,
 }
 
 func (s *Service) getMigrationDataJSON(ctx context.Context, signedInUser *user.SignedInUser) (*cloudmigration.MigrateDataRequest, error) {
@@ -58,9 +59,16 @@ func (s *Service) getMigrationDataJSON(ctx context.Context, signedInUser *user.S
 		return nil, err
 	}
 
+	// Alerts: Mute Timings
+	muteTimings, err := s.getAlertMuteTimings(ctx, signedInUser)
+	if err != nil {
+		s.log.Error("Failed to get alert mute timings", "err", err)
+		return nil, err
+	}
+
 	migrationDataSlice := make(
 		[]cloudmigration.MigrateDataRequestItem, 0,
-		len(dataSources)+len(dashs)+len(folders)+len(libraryElements),
+		len(dataSources)+len(dashs)+len(folders)+len(libraryElements)+len(muteTimings),
 	)
 
 	for _, ds := range dataSources {
@@ -107,6 +115,15 @@ func (s *Service) getMigrationDataJSON(ctx context.Context, signedInUser *user.S
 		})
 	}
 
+	for _, muteTiming := range muteTimings {
+		migrationDataSlice = append(migrationDataSlice, cloudmigration.MigrateDataRequestItem{
+			Type:  cloudmigration.MuteTimingType,
+			RefID: muteTiming.Name,
+			Name:  muteTiming.Name,
+			Data:  muteTiming,
+		})
+	}
+
 	// Obtain the names of parent elements for Dashboard and Folders data types
 	parentNamesByType, err := s.getParentNames(ctx, signedInUser, dashs, folders, libraryElements)
 	if err != nil {