adding entities for taskmanager

src/modules/task-manager/entities/attachment.entity.ts

@@ -0,0 +1,33 @@
+import {
+    Column,
+    Entity,
+    JoinColumn,
+    ManyToOne,
+  } from 'typeorm';
+  import { BaseEntity } from '../../../common/entities/base.entity';
+  import { TMTask } from './task.entity';
+  import { TMAttachmentType } from '../enums/attachment-type.enum';
+  
+  @Entity('tm_attachments')
+  export class TMAttachment extends BaseEntity {
+    @Column({ type: 'varchar', length: 150 })
+    title: string;
+  
+    @Column({ type: 'enum', enum: TMAttachmentType })
+    type: TMAttachmentType;
+  
+    @Column({ type: 'text' })
+    file: string;
+  
+    // --- Relations ---
+  
+    @ManyToOne(() => TMTask, (task) => task.attachments, {
+      nullable: false,
+      onDelete: 'CASCADE',
+    })
+    @JoinColumn({ name: 'taskId' })
+    task: TMTask;
+  
+    @Column({ type: 'uuid' })
+    taskId: string;
+  }