[Fix] 커리큘럼 요일 매핑 화목토 → 전체 요일로 확장

backend/build.gradle

@@ -41,6 +41,9 @@ dependencies {
 	implementation 'org.flywaydb:flyway-core'
 	implementation 'org.flywaydb:flyway-database-postgresql'
 
+	// Validation
+	implementation 'org.springframework.boot:spring-boot-starter-validation'
+
 	// Spring Security
 	implementation 'org.springframework.boot:spring-boot-starter-security'
 

backend/src/main/java/com/example/Piroin/project/domain/curriculum/controller/CurriculumController.java

@@ -3,6 +3,7 @@
 import com.example.Piroin.project.domain.curriculum.dto.CurriculumReqDTO;
 import com.example.Piroin.project.domain.curriculum.dto.CurriculumResDTO;
 import com.example.Piroin.project.domain.curriculum.service.CurriculumService;
+import jakarta.validation.Valid;
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
@@ -26,14 +27,14 @@ public ResponseEntity<List<CurriculumResDTO.CreateDayRes>> getAllDays() {
 
     @PostMapping
     public ResponseEntity<CurriculumResDTO.CreateDayRes> createDay(
-            @RequestBody CurriculumReqDTO.CreateDayReq req) {
+            @RequestBody @Valid CurriculumReqDTO.CreateDayReq req) {
         return ResponseEntity.status(HttpStatus.CREATED).body(curriculumService.createDay(req));
     }
 
     @PatchMapping("/{sessionDate}")
     public ResponseEntity<CurriculumResDTO.CreateDayRes> updateDay(
             @PathVariable LocalDate sessionDate,
-            @RequestBody CurriculumReqDTO.UpdateDayReq req) {
+            @RequestBody @Valid CurriculumReqDTO.UpdateDayReq req) {
         return ResponseEntity.ok(curriculumService.updateDay(sessionDate, req));
     }
 

backend/src/main/java/com/example/Piroin/project/domain/curriculum/dto/CurriculumReqDTO.java

@@ -2,6 +2,9 @@
 
 import com.example.Piroin.project.domain.curriculum.enums.SessionDayPart;
 import com.example.Piroin.project.domain.curriculum.enums.SessionStatus;
+import jakarta.validation.Valid;
+import jakarta.validation.constraints.NotEmpty;
+import jakarta.validation.constraints.NotNull;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 
@@ -13,18 +16,32 @@ public class CurriculumReqDTO {
     @Getter
     @NoArgsConstructor
     public static class CreateDayReq {
+        @NotNull(message = "기수를 입력해주세요.")
         private Integer generation;
+
+        @NotNull(message = "주차를 입력해주세요.")
         private Long week;
+
+        @NotNull(message = "세션 날짜를 입력해주세요.")
         private LocalDate sessionDate;
+
+        @NotEmpty(message = "세션 목록을 입력해주세요.")
+        @Valid
         private List<SessionReq> sessions;
     }
 
     @Getter
     @NoArgsConstructor
     public static class SessionReq {
+        @NotNull(message = "세션 시간대를 입력해주세요.")
         private SessionDayPart dayPart;
+
+        @NotNull(message = "세션 제목을 입력해주세요.")
         private String title;
+
+        @NotNull(message = "발표자를 입력해주세요.")
         private String hostName;
+
         private String sessionMaterialUrl;
         private String sessionMaterialName;
         private String recordingUrl;
@@ -37,16 +54,25 @@ public static class SessionReq {
     @Getter
     @NoArgsConstructor
     public static class UpdateDayReq {
+        @NotNull(message = "기수를 입력해주세요.")
         private Integer generation;
+
+        @NotNull(message = "주차를 입력해주세요.")
         private Long week;
+
         private LocalDate newSessionDate;
+
+        @NotEmpty(message = "세션 목록을 입력해주세요.")
+        @Valid
         private List<UpdateSessionItemReq> sessions;
     }
 
     @Getter
     @NoArgsConstructor
     public static class UpdateSessionItemReq {
+        @NotNull(message = "세션 시간대를 입력해주세요.")
         private SessionDayPart dayPart;
+
         private SessionStatus status;
         private String title;
         private String hostName;

backend/src/main/java/com/example/Piroin/project/domain/question/dto/QuestionResDTO.java

@@ -145,6 +145,8 @@ public record UnderstandingCheckResponse(
             Integer understoodCount,
             // 오른쪽 X 뱃지 숫자
             Integer notUnderstoodCount,
+            // 현재 로그인 유저가 누른 선택지. 누르지 않았거나 취소한 상태면 null
+            UnderstandResChoice selectedChoice,
             LocalDateTime createdAt
     ) {
     }

backend/src/main/java/com/example/Piroin/project/domain/question/entity/Question.java

@@ -27,7 +27,7 @@ public class Question {
     @JoinColumn(name = "user_id", nullable = false)
     private User user;
 
-    @Column(nullable = false, columnDefinition = "TEXT")
+    @Column(columnDefinition = "TEXT")
     private String content;
 
     @Column(name = "image_url", columnDefinition = "TEXT")

backend/src/main/java/com/example/Piroin/project/domain/question/entity/QuestionComment.java

@@ -36,7 +36,7 @@ public class QuestionComment {
     @JoinColumn(name = "parent_comment_id")
     private QuestionComment parentComment;
 
-    @Column(nullable = false, columnDefinition = "TEXT")
+    @Column(columnDefinition = "TEXT")
     private String content;
 
     @Column(name = "image_url", columnDefinition = "TEXT")

backend/src/main/java/com/example/Piroin/project/domain/question/service/QuestionService.java

@@ -59,7 +59,7 @@ public QuestionResDTO.QuestionRoomResponse getQuestionRoom(Long sessionId, int u
         User loginUser = findLoginUser(userId);
         return new QuestionResDTO.QuestionRoomResponse(
                 toSessionResponse(session),
-                getUnderstandingSlice(session, understandingIndex),
+                getUnderstandingSlice(session, understandingIndex, loginUser),
                 getQuestionGroups(session, loginUser)
         );
     }
@@ -136,6 +136,9 @@ public QuestionResDTO.CommentCreateRes createComment(
         // 1. 대댓글 여부 확인: parentCommentId가 있으면 부모 댓글 조회
         QuestionComment parentComment = resolveParentComment(request.getParentCommentId(), question);
 
+        // builder 전에 검증 추가
+        validateCommentContent(request.getContent(), request.getImageUrl());
+
         // 2. 댓글 엔티티 생성 및 저장
         LocalDateTime now = LocalDateTime.now();
         QuestionComment comment = QuestionComment.builder()
@@ -248,6 +251,9 @@ public QuestionResDTO.CreateRes createQuestion(Long sessionId, QuestionReqDTO.Cr
         User loginUser = findLoginUser(userId);
         StudySession session = findSession(sessionId);
 
+        // builder 전에 검증 추가
+        validateQuestionContent(request.getContent(), request.getImageUrl());
+
         Question question = Question.builder()
                 .session(session)
                 .user(loginUser)
@@ -543,7 +549,11 @@ private QuestionResDTO.SessionResponse toSessionResponse(StudySession session) {
         );
     }
 
-    private QuestionResDTO.UnderstandingSliceResponse getUnderstandingSlice(StudySession session, int understandingIndex) {
+    private QuestionResDTO.UnderstandingSliceResponse getUnderstandingSlice(
+            StudySession session,
+            int understandingIndex,
+            User loginUser
+    ) {
         Page<UnderstandingCheck> understandingPage = understandingCheckRepository
                 .findBySessionOrderByCreatedAtDesc(session, PageRequest.of(understandingIndex, UNDERSTANDING_PAGE_SIZE));
 
@@ -559,17 +569,17 @@ private QuestionResDTO.UnderstandingSliceResponse getUnderstandingSlice(StudySes
         // attendanceCount는 프론트 화면의 "13/29" 중 29에 해당한다.
         int attendanceCount = attendanceService.countAttendedBySession(session);
         return new QuestionResDTO.UnderstandingSliceResponse(
-                toUnderstandingCheckResponse(current, attendanceCount), understandingIndex, totalCount,
+                toUnderstandingCheckResponse(current, attendanceCount, loginUser), understandingIndex, totalCount,
                 understandingIndex < totalCount - 1, understandingIndex > 0
         );
     }
 
     private QuestionResDTO.UnderstandingCheckResponse toUnderstandingCheckResponse(UnderstandingCheck check) {
-        return toUnderstandingCheckResponse(check, null);
+        return toUnderstandingCheckResponse(check, null, null);
     }
 
     private QuestionResDTO.UnderstandingCheckResponse toUnderstandingCheckResponse(
-            UnderstandingCheck check, Integer attendanceCount
+            UnderstandingCheck check, Integer attendanceCount, User loginUser
     ) {
         // understoodCount/notUnderstoodCount는 오른쪽 O/X 뱃지 숫자로 그대로 사용한다.
         int understoodCount = understandingResponseRepository.countByCheckAndChoice(
@@ -585,10 +595,20 @@ private QuestionResDTO.UnderstandingCheckResponse toUnderstandingCheckResponse(
                 attendanceCount,
                 understoodCount,
                 notUnderstoodCount,
+                getSelectedChoice(check, loginUser),
                 check.getCreatedAt()
         );
     }
 
+    private UnderstandResChoice getSelectedChoice(UnderstandingCheck check, User loginUser) {
+        if (loginUser == null) {
+            return null;
+        }
+        return understandingResponseRepository.findByCheckAndUser(check, loginUser)
+                .map(UnderstandingResponse::getChoice)
+                .orElse(null);
+    }
+
     private QuestionResDTO.QuestionGroupsResponse getQuestionGroups(StudySession session, User loginUser) {
         List<Question> questions = questionRepository.findBySessionAndDeletedAtIsNull(session);
         QuestionSummaryContext summaryContext = getQuestionSummaryContext(questions, loginUser);
@@ -793,4 +813,22 @@ private record QuestionSummaryContext(
             Set<Long> likedQuestionIds
     ) {
     }
+
+    // 질문은 내용 또는 이미지 중 하나는 반드시 있어야 함
+    private void validateQuestionContent(String content, String imageUrl) {
+        boolean hasContent = content != null && !content.isBlank();
+        boolean hasImage = imageUrl != null && !imageUrl.isBlank();
+        if (!hasContent && !hasImage) {
+            throw new QuestionException(HttpStatus.BAD_REQUEST, "질문 내용 또는 이미지 중 하나는 필수입니다.");
+        }
+    }
+
+    // 댓글은 내용 또는 이미지 중 하나는 반드시 있어야 함
+    private void validateCommentContent(String content, String imageUrl) {
+        boolean hasContent = content != null && !content.isBlank();
+        boolean hasImage = imageUrl != null && !imageUrl.isBlank();
+        if (!hasContent && !hasImage) {
+            throw new QuestionException(HttpStatus.BAD_REQUEST, "댓글 내용 또는 이미지 중 하나는 필수입니다.");
+        }
+    }
 }

backend/src/main/resources/db/migration/V7__alter_question_content_nullable.sql

@@ -0,0 +1,3 @@
+-- 이미지만 단독 업로드가 가능하도록 content NOT NULL 제약 해제
+ALTER TABLE question ALTER COLUMN content DROP NOT NULL;
+ALTER TABLE question_comment ALTER COLUMN content DROP NOT NULL;

frontend/public/index.html

@@ -9,7 +9,7 @@
       name="description"
       content="Web site created using create-react-app"
     />
-    <link rel="apple-touch-icon" href="%PUBLIC_URL%/logo192.png" />
+    <link rel="apple-touch-icon" href="%PUBLIC_URL%/favicon.png" />
     <!--
       manifest.json provides metadata used when your web app is installed on a
       user's mobile device or desktop. See https://developers.google.com/web/fundamentals/web-app-manifest/
@@ -27,7 +27,7 @@
     <title>PIROIN</title>
   </head>
   <body>
-    <noscript>You need to enable JavaScript to run this app.</noscript>
+    <noscript>피로그래밍 운영을 위한 통합 플랫폼</noscript>
     <div id="root"></div>
     <!--
       This HTML file is a template.

frontend/public/manifest.json

@@ -1,19 +1,19 @@
 {
-  "short_name": "React App",
-  "name": "Create React App Sample",
+  "short_name": "PIROIN",
+  "name": "PIROIN",
   "icons": [
     {
       "src": "favicon.ico",
       "sizes": "64x64 32x32 24x24 16x16",
       "type": "image/x-icon"
     },
     {
-      "src": "logo192.png",
+      "src": "favicon.png",
       "type": "image/png",
       "sizes": "192x192"
     },
     {
-      "src": "logo512.png",
+      "src": "favicon.png",
       "type": "image/png",
       "sizes": "512x512"
     }

frontend/src/App.js

@@ -12,6 +12,7 @@ import Assignment from './pages/pirocheck/assignment/Assignment';
 import Deposit from './pages/pirocheck/deposit/Deposit';
 import StudentList from './pages/pirocheck/students/StudentList';
 import StudentDetail from './pages/pirocheck/students/StudentDetail';
+import ProtectedRoute from "./routes/ProtectedRoute";
 
 function App() {
   return (
@@ -23,22 +24,27 @@ function App() {
         <Route path="/login" element={<LoginPage />} />
         <Route path="/onboarding" element={<OnboardingPage />} />
 
-        {/* 라이트 헤더 페이지 */}
-        <Route element={<Layout headerType="light" />}>
-          <Route path="/sessions" element={<QnAMainPage />} />
-          <Route path="/sessions/:sessionId/questions" element={<QnAListPage />} />
-          <Route path="/sessions/:sessionId/questions/:questionId" element={<QnADetailPage />} />
-          <Route path="/curriculum" element={<CurriculumPage />} />
-        </Route>
+        {/* 로그인 필요한 페이지들 */}
+        <Route element={<ProtectedRoute />}>
+
+          {/* 라이트 헤더 페이지 */}
+          <Route element={<Layout headerType="light" />}>
+            <Route path="/sessions" element={<QnAMainPage />} />
+            <Route path="/sessions/:sessionId/questions" element={<QnAListPage />} />
+            <Route path="/sessions/:sessionId/questions/:questionId" element={<QnADetailPage />} />
+            <Route path="/curriculum" element={<CurriculumPage />} />
+          </Route>
+
+          {/* 다크 헤더 페이지 */}
+          <Route element={<Layout headerType="dark" />}>
+            <Route path="/pirocheck" element={<PiroCheckMain />} />
+            <Route path="/pirocheck/attendance" element={<Attendance />} />
+            <Route path="/pirocheck/assignment" element={<Assignment />} />
+            <Route path="/pirocheck/deposit" element={<Deposit />} />
+            <Route path="/pirocheck/students" element={<StudentList />} />
+            <Route path="/pirocheck/students/:userId" element={<StudentDetail />} />
+          </Route>
 
-        {/* 다크 헤더 페이지 */}
-        <Route element={<Layout headerType="dark" />}>
-          <Route path="/pirocheck" element={<PiroCheckMain />} />
-          <Route path="/pirocheck/attendance" element={<Attendance />} />
-          <Route path="/pirocheck/assignment" element={<Assignment />} />
-          <Route path="/pirocheck/deposit" element={<Deposit />} />
-          <Route path="/pirocheck/students" element={<StudentList />} />
-          <Route path="/pirocheck/students/:userId" element={<StudentDetail />} />
         </Route>
 
       </Routes>