Boards data retention (#19262)

* add Boards to DataRetention, add hook for data retention

* remove replaces

* update hook to remove parameter

* add boards data retention to telemetry

* fix unit test

* update test, update hooks

* update RunDataRetention server version

* put behind a feature flag

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

model/config.go

@@ -202,6 +202,7 @@ const (
 
 	DataRetentionSettingsDefaultMessageRetentionDays = 365
 	DataRetentionSettingsDefaultFileRetentionDays    = 365
+	DataRetentionSettingsDefaultBoardsRetentionDays  = 365
 	DataRetentionSettingsDefaultDeletionJobStartTime = "02:00"
 	DataRetentionSettingsDefaultBatchSize            = 3000
 
@@ -2586,8 +2587,10 @@ func (bs *BleveSettings) SetDefaults() {
 type DataRetentionSettings struct {
 	EnableMessageDeletion *bool   `access:"compliance_data_retention_policy"`
 	EnableFileDeletion    *bool   `access:"compliance_data_retention_policy"`
+	EnableBoardsDeletion  *bool   `access:"compliance_data_retention_policy"`
 	MessageRetentionDays  *int    `access:"compliance_data_retention_policy"`
 	FileRetentionDays     *int    `access:"compliance_data_retention_policy"`
+	BoardsRetentionDays   *int    `access:"compliance_data_retention_policy"`
 	DeletionJobStartTime  *string `access:"compliance_data_retention_policy"`
 	BatchSize             *int    `access:"compliance_data_retention_policy"`
 }
@@ -2601,6 +2604,10 @@ func (s *DataRetentionSettings) SetDefaults() {
 		s.EnableFileDeletion = NewBool(false)
 	}
 
+	if s.EnableBoardsDeletion == nil {
+		s.EnableBoardsDeletion = NewBool(false)
+	}
+
 	if s.MessageRetentionDays == nil {
 		s.MessageRetentionDays = NewInt(DataRetentionSettingsDefaultMessageRetentionDays)
 	}
@@ -2609,6 +2616,10 @@ func (s *DataRetentionSettings) SetDefaults() {
 		s.FileRetentionDays = NewInt(DataRetentionSettingsDefaultFileRetentionDays)
 	}
 
+	if s.BoardsRetentionDays == nil {
+		s.BoardsRetentionDays = NewInt(DataRetentionSettingsDefaultBoardsRetentionDays)
+	}
+
 	if s.DeletionJobStartTime == nil {
 		s.DeletionJobStartTime = NewString(DataRetentionSettingsDefaultDeletionJobStartTime)
 	}