use crate::db::{ChannelId, RoomId};use sea_orm::entity::prelude::*; #[derive(Clone, Default, Debug, PartialEq, Eq, DeriveEntityModel)]#[sea_orm(table_name = "rooms")]pub struct Model {    #[sea_orm(primary_key)]    pub id: RoomId,    pub live_kit_room: String,    pub channel_id: Option<ChannelId>,} #[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]pub enum Relation {    #[sea_orm(has_many = "super::room_participant::Entity")]    RoomParticipant,    #[sea_orm(has_many = "super::project::Entity")]    Project,    #[sea_orm(has_many = "super::follower::Entity")]    Follower,    #[sea_orm(        belongs_to = "super::channel::Entity",        from = "Column::ChannelId",        to = "super::channel::Column::Id"    )]    Channel,} impl Related<super::room_participant::Entity> for Entity {    fn to() -> RelationDef {        Relation::RoomParticipant.def()    }} impl Related<super::project::Entity> for Entity {    fn to() -> RelationDef {        Relation::Project.def()    }} impl Related<super::follower::Entity> for Entity {    fn to() -> RelationDef {        Relation::Follower.def()    }} impl Related<super::channel::Entity> for Entity {    fn to() -> RelationDef {        Relation::Channel.def()    }} impl ActiveModelBehavior for ActiveModel {}