なんかもうめっちゃ変えた

packages/backend/src/models/entities/AuthSession.ts

@@ -0,0 +1,43 @@
+import { Entity, PrimaryColumn, Index, Column, ManyToOne, JoinColumn } from 'typeorm';
+import { id } from '../id.js';
+import { User } from './User.js';
+import { App } from './App.js';
+
+@Entity()
+export class AuthSession {
+	@PrimaryColumn(id())
+	public id: string;
+
+	@Column('timestamp with time zone', {
+		comment: 'The created date of the AuthSession.',
+	})
+	public createdAt: Date;
+
+	@Index()
+	@Column('varchar', {
+		length: 128,
+	})
+	public token: string;
+
+	@Column({
+		...id(),
+		nullable: true,
+	})
+	public userId: User['id'] | null;
+
+	@ManyToOne(type => User, {
+		onDelete: 'CASCADE',
+		nullable: true,
+	})
+	@JoinColumn()
+	public user: User | null;
+
+	@Column(id())
+	public appId: App['id'];
+
+	@ManyToOne(type => App, {
+		onDelete: 'CASCADE',
+	})
+	@JoinColumn()
+	public app: App | null;
+}