Endpoint for APIv4: GET /team/{team_id}/channels (#5681)

store/store.go

@@ -101,6 +101,7 @@ type ChannelStore interface {
 	GetDeletedByName(team_id string, name string) StoreChannel
 	GetChannels(teamId string, userId string) StoreChannel
 	GetMoreChannels(teamId string, userId string, offset int, limit int) StoreChannel
+	GetPublicChannelsForTeam(teamId string, offset int, limit int) StoreChannel
 	GetChannelCounts(teamId string, userId string) StoreChannel
 	GetTeamChannels(teamId string) StoreChannel
 	GetAll(teamId string) StoreChannel