[EA3-134] refactor: 스터디 모임시간 조율 - request에 @NotNull, @notempty 추가

Author: endorsement0912

src/main/java/grep/neogul_coder/domain/timevote/dto/request/TimeVoteCreateRequest.java

@@ -1,6 +1,7 @@
 package grep.neogul_coder.domain.timevote.dto.request;
 
 import io.swagger.v3.oas.annotations.media.Schema;
+import jakarta.validation.constraints.NotEmpty;
 import jakarta.validation.constraints.NotNull;
 import java.time.LocalDateTime;
 import java.util.List;
@@ -11,9 +12,11 @@
 @Schema(description = "스터디 모임 일정 조율 - 가능 시간 제출 요청 DTO")
 public class TimeVoteCreateRequest {
 
+  @NotNull
   @Schema(description = "스터디 멤버 ID", example = "12")
   private Long studyMemberId;
 
+  @NotEmpty
   @Schema(description = "시간대 리스트", example = "[2025-07-15T10:00:00, 2025-07-15T11:00:00]")
   private List<LocalDateTime> timeSlots;
 

src/main/java/grep/neogul_coder/domain/timevote/dto/request/TimeVoteDeleteRequest.java

@@ -1,13 +1,15 @@
 package grep.neogul_coder.domain.timevote.dto.request;
 
 import io.swagger.v3.oas.annotations.media.Schema;
+import jakarta.validation.constraints.NotNull;
 import lombok.Builder;
 import lombok.Getter;
 
 @Getter
 @Schema(description = "스터디 모임 일정 조율 - 전체 지우기 요청 DTO")
 public class TimeVoteDeleteRequest {
 
+  @NotNull
   @Schema(description = "스터디 멤버 ID", example = "12")
   private Long studyMemberId;
 

src/main/java/grep/neogul_coder/domain/timevote/dto/request/TimeVotePeriodCreateRequest.java

@@ -2,6 +2,7 @@
 
 import grep.neogul_coder.domain.timevote.entity.TimeVotePeriod;
 import io.swagger.v3.oas.annotations.media.Schema;
+import jakarta.validation.constraints.NotNull;
 import java.time.LocalDateTime;
 import lombok.Builder;
 import lombok.Getter;
@@ -10,9 +11,11 @@
 @Schema(description = "스터디 모임 일정 조율 - 팀장이 가능 시간 요청을 생성할 때 사용하는 요청 DTO")
 public class TimeVotePeriodCreateRequest {
 
+  @NotNull
   @Schema(description = "시작일", example = "2025-07-13T00:00:00")
   private LocalDateTime startDate;
 
+  @NotNull
   @Schema(description = "종료일", example = "2025-07-20T23:59:59")
   private LocalDateTime endDate;
 

src/main/java/grep/neogul_coder/domain/timevote/dto/request/TimeVoteUpdateRequest.java

@@ -1,6 +1,8 @@
 package grep.neogul_coder.domain.timevote.dto.request;
 
 import io.swagger.v3.oas.annotations.media.Schema;
+import jakarta.validation.constraints.NotEmpty;
+import jakarta.validation.constraints.NotNull;
 import java.time.LocalDateTime;
 import java.util.List;
 import lombok.Builder;
@@ -10,9 +12,11 @@
 @Schema(description = "스터디 모임 일정 조율 - 가능 시간 수정 요청 DTO")
 public class TimeVoteUpdateRequest {
 
+  @NotNull
   @Schema(description = "스터디 멤버 ID", example = "12")
   private Long studyMemberId;
 
+  @NotEmpty
   @Schema(description = "시간대 리스트", example = "[2025-07-15T10:00:00, 2025-07-15T11:00:00]")
   private List<LocalDateTime> timeSlots;