feat: add CheckinRecord entity and repository

src/main/java/com/gym/manage/domain/entity/CheckinRecord.java

@@ -0,0 +1,54 @@
+package com.gym.manage.domain.entity;
+
+import lombok.Data;
+import org.springframework.data.annotation.Id;
+import org.springframework.data.relational.core.mapping.Column;
+import org.springframework.data.relational.core.mapping.Table;
+
+import java.time.LocalDateTime;
+
+@Data
+@Table("checkin_record")
+public class CheckinRecord {
+    @Id
+    private Long id;
+    
+    @Column("tenant_id")
+    private Long tenantId;
+    
+    @Column("store_id")
+    private Long storeId;
+    
+    @Column("member_id")
+    private Long memberId;
+    
+    @Column("checkin_type")
+    private String checkinType;
+    
+    @Column("checkin_time")
+    private LocalDateTime checkinTime;
+    
+    @Column("checkout_time")
+    private LocalDateTime checkoutTime;
+    
+    @Column("device_id")
+    private String deviceId;
+    
+    @Column("device_type")
+    private String deviceType;
+    
+    @Column("status")
+    private String status;
+    
+    @Column("remark")
+    private String remark;
+    
+    @Column("created_at")
+    private LocalDateTime createdAt;
+    
+    @Column("updated_at")
+    private LocalDateTime updatedAt;
+    
+    @Column("deleted_at")
+    private LocalDateTime deletedAt;
+}

src/main/java/com/gym/manage/domain/repository/CheckinRecordRepository.java

@@ -0,0 +1,28 @@
+package com.gym.manage.domain.repository;
+
+import com.gym.manage.domain.entity.CheckinRecord;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.r2dbc.repository.Query;
+import org.springframework.data.r2dbc.repository.R2dbcRepository;
+import org.springframework.stereotype.Repository;
+import reactor.core.publisher.Flux;
+import reactor.core.publisher.Mono;
+
+import java.time.LocalDateTime;
+
+@Repository
+public interface CheckinRecordRepository extends R2dbcRepository<CheckinRecord, Long> {
+    
+    Mono<CheckinRecord> findByIdAndDeletedAtIsNull(Long id);
+    
+    Flux<CheckinRecord> findByMemberIdAndDeletedAtIsNull(Long memberId, Pageable pageable);
+    
+    @Query("SELECT * FROM checkin_record WHERE member_id = :memberId " +
+           "AND DATE(checkin_time) = DATE(:date) AND deleted_at IS NULL " +
+           "ORDER BY checkin_time DESC LIMIT 1")
+    Mono<CheckinRecord> findLatestByMemberIdAndDate(Long memberId, LocalDateTime date);
+    
+    @Query("SELECT COUNT(*) FROM checkin_record WHERE member_id = :memberId " +
+           "AND checkin_time >= :startTime AND checkin_time <= :endTime AND deleted_at IS NULL")
+    Mono<Long> countByMemberIdAndTimeRange(Long memberId, LocalDateTime startTime, LocalDateTime endTime);
+}