feat: 优化项目目录结构

apps/backend/src/blog/entity/BlogComment.entity.ts

@@ -0,0 +1,43 @@
+import { User } from 'src/user/entities/user.entity';
+import {
+  Column,
+  CreateDateColumn,
+  DeleteDateColumn,
+  Entity,
+  JoinColumn,
+  ManyToOne,
+  PrimaryGeneratedColumn,
+} from 'typeorm';
+import { Blog } from './Blog.entity';
+
+@Entity()
+export class BlogComment {
+  @PrimaryGeneratedColumn('uuid')
+  id: string;
+
+  @Column()
+  content: string;
+
+  @Column()
+  ip: string;
+
+  @Column()
+  address: string;
+
+  @CreateDateColumn({ precision: 3 })
+  createdAt: Date;
+
+  @DeleteDateColumn({ precision: 3, nullable: true })
+  deletedAt: Date;
+
+  @ManyToOne(() => User, { nullable: true })
+  @JoinColumn({ name: 'userId' })
+  user: User | null;
+
+  @ManyToOne(() => Blog)
+  @JoinColumn({ name: 'blogId' })
+  blog: Blog | null;
+
+  @Column({ type: 'uuid', nullable: true })
+  parentId: string | null;
+}