fix

src/tournament/entities/Tournament.entity.ts

@@ -153,7 +153,7 @@ export class Tournament extends DescBase {
     description: '查询创建时间在什么时候之后的比赛',
     required: false,
   })
-  createAtAfter: Date;
+  createdAtAfter: Date;
 
   @NotColumn()
   @OneToMany(() => Participant, (participant) => participant.tournament)