feat: working on saving goals jounrey for juniors

src/saving-goals/entities/category.entity.ts

@@ -0,0 +1,41 @@
+import {
+  Column,
+  CreateDateColumn,
+  Entity,
+  JoinColumn,
+  ManyToMany,
+  ManyToOne,
+  PrimaryGeneratedColumn,
+  UpdateDateColumn,
+} from 'typeorm';
+import { Junior } from '~/junior/entities';
+import { CategoryType } from '../enums';
+import { SavingGoal } from './saving-goal.entity';
+
+@Entity('categories')
+export class Category {
+  @PrimaryGeneratedColumn('uuid')
+  id!: string;
+
+  @Column({ type: 'varchar', length: 255, name: 'name' })
+  name!: string;
+
+  @Column({ type: 'varchar', length: 255, name: 'type' })
+  type!: CategoryType;
+
+  @Column({ type: 'uuid', name: 'junior_id', nullable: true })
+  juniorId!: string;
+
+  @ManyToOne(() => Junior, (junior) => junior.categories, { onDelete: 'CASCADE', nullable: true })
+  @JoinColumn({ name: 'junior_id' })
+  junior!: Junior;
+
+  @ManyToMany(() => SavingGoal, (savingGoal) => savingGoal.categories)
+  goals!: SavingGoal[];
+
+  @CreateDateColumn({ type: 'timestamp', name: 'created_at', default: () => 'CURRENT_TIMESTAMP' })
+  createdAt!: Date;
+
+  @UpdateDateColumn({ type: 'timestamp', name: 'updated_at', default: () => 'CURRENT_TIMESTAMP' })
+  updatedAt!: Date;
+}