feat: add task reward economy APIs

src/business/tasks/player_task_progress.entity.ts

@@ -0,0 +1,36 @@
+import { Column, Entity, Index, PrimaryGeneratedColumn } from 'typeorm';
+
+@Entity('player_task_progress')
+@Index('uq_player_task_progress_task_cycle', ['user_id', 'task_id', 'cycle_key'], { unique: true })
+@Index('idx_player_task_progress_user_cycle', ['user_id', 'cycle_key'])
+export class PlayerTaskProgress {
+  @PrimaryGeneratedColumn({ type: 'bigint', comment: '主键ID' })
+  id: bigint;
+
+  @Column({ type: 'bigint', nullable: false, comment: '关联users.id' })
+  user_id: bigint;
+
+  @Column({ type: 'varchar', length: 80, nullable: false, comment: '静态任务ID' })
+  task_id: string;
+
+  @Column({ type: 'varchar', length: 32, nullable: false, comment: '任务周期键' })
+  cycle_key: string;
+
+  @Column({ type: 'int', nullable: false, default: 0, comment: '当前进度' })
+  progress: number;
+
+  @Column({ type: 'json', nullable: false, comment: '去重活动目标等状态' })
+  activity_state: Record<string, unknown>;
+
+  @Column({ type: 'timestamp', nullable: true, comment: '完成时间' })
+  completed_at: Date | null;
+
+  @Column({ type: 'timestamp', nullable: true, comment: '领奖时间' })
+  claimed_at: Date | null;
+
+  @Column({ type: 'timestamp', default: () => 'CURRENT_TIMESTAMP', comment: '创建时间' })
+  created_at: Date;
+
+  @Column({ type: 'timestamp', default: () => 'CURRENT_TIMESTAMP', onUpdate: 'CURRENT_TIMESTAMP', comment: '更新时间' })
+  updated_at: Date;
+}