chore: Java 스타일 수정

Author: github-actions

backend/src/main/java/io/f1/backend/domain/game/app/RoomService.java

@@ -116,14 +116,16 @@ public RoomInitialData enterRoom(Long roomId, String sessionId) {
 
     public RoomListResponse getAllRooms() {
         List<Room> rooms = roomRepository.findAll();
-        List<RoomResponse> roomResponses = rooms.stream()
-            .map(room -> {
-                Long quizId = room.getGameSetting().getQuizId();
-                Quiz quiz = quizService.getQuizById(quizId);
-
-                return toRoomResponse(room, quiz);
-                })
-            .toList();
+        List<RoomResponse> roomResponses =
+                rooms.stream()
+                        .map(
+                                room -> {
+                                    Long quizId = room.getGameSetting().getQuizId();
+                                    Quiz quiz = quizService.getQuizById(quizId);
+
+                                    return toRoomResponse(room, quiz);
+                                })
+                        .toList();
         return new RoomListResponse(roomResponses);
     }
 }

backend/src/main/java/io/f1/backend/domain/quiz/app/QuizService.java

@@ -93,7 +93,8 @@ private String getExtension(String filename) {
     }
 
     public Quiz getQuizById(Long quizId) {
-        return quizRepository.findById(quizId)
-            .orElseThrow(() -> new RuntimeException("E404002: 존재하지 않는 퀴즈입니다."));
+        return quizRepository
+                .findById(quizId)
+                .orElseThrow(() -> new RuntimeException("E404002: 존재하지 않는 퀴즈입니다."));
     }
 }