검증게시판 기능 추가

backend/src/main/java/com/goldenchart/dto/VerificationIssueCommentDto.java

@@ -0,0 +1,16 @@
+package com.goldenchart.dto;
+
+import lombok.*;
+
+import java.time.LocalDateTime;
+
+@Data @Builder @NoArgsConstructor @AllArgsConstructor
+public class VerificationIssueCommentDto {
+
+    private Long id;
+    private Long issueId;
+    private String content;
+    private String authorName;
+    private LocalDateTime createdAt;
+    private LocalDateTime updatedAt;
+}

backend/src/main/java/com/goldenchart/dto/VerificationIssueDto.java

@@ -0,0 +1,18 @@
+package com.goldenchart.dto;
+
+import com.goldenchart.entity.VerificationIssueStage;
+import lombok.*;
+
+import java.time.LocalDateTime;
+
+@Data @Builder @NoArgsConstructor @AllArgsConstructor
+public class VerificationIssueDto {
+
+    private Long id;
+    private String title;
+    private String content;
+    private String reproductionPath;
+    private VerificationIssueStage stage;
+    private LocalDateTime createdAt;
+    private LocalDateTime updatedAt;
+}

backend/src/main/java/com/goldenchart/dto/VerificationIssueEventDto.java

@@ -0,0 +1,22 @@
+package com.goldenchart.dto;
+
+import com.goldenchart.entity.VerificationIssueStage;
+import lombok.*;
+
+import java.time.LocalDateTime;
+
+@Data @Builder @NoArgsConstructor @AllArgsConstructor
+public class VerificationIssueEventDto {
+
+    public static final String TYPE_CREATED = "CREATED";
+    public static final String TYPE_STAGE_CHANGED = "STAGE_CHANGED";
+
+    private String eventType;
+    private Long issueId;
+    private String title;
+    private VerificationIssueStage stage;
+    private VerificationIssueStage previousStage;
+    private LocalDateTime updatedAt;
+    /** 이벤트를 발생시킨 클라이언트 (동일 기기 알림 억제용) */
+    private String sourceDeviceId;
+}

backend/src/main/java/com/goldenchart/dto/VerificationIssueImageDto.java

@@ -0,0 +1,18 @@
+package com.goldenchart.dto;
+
+import lombok.*;
+
+import java.time.LocalDateTime;
+
+@Data @Builder @NoArgsConstructor @AllArgsConstructor
+public class VerificationIssueImageDto {
+
+    private Long id;
+    private Long issueId;
+    private String fileName;
+    private String contentType;
+    private Long fileSize;
+    private Integer sortOrder;
+    private String url;
+    private LocalDateTime createdAt;
+}