[fix/#363] 서버 시간 수정 및 기본 설정 닉네임 길이 수정 (#364)

* fix: 애플리케이션의 시간 생성/저장/직렬화를 KST(Asia/Seoul)로 통일

* fix: 자동 생성 닉네임 20글자 초과 버그 수정

* chore: 닉네임 정책 변경(숫자 포함 가능) 및 테스트 수정

Author: dev2yup

clokey-api/Dockerfile

@@ -5,6 +5,7 @@ RUN gradle :clokey-api:build -x test --no-daemon
 
 FROM eclipse-temurin:21-jdk-jammy
 WORKDIR /app
+ENV TZ=Asia/Seoul
 COPY --from=builder /app/clokey-api/build/libs/*.jar app.jar
 EXPOSE 8080
-ENTRYPOINT ["java", "-jar", "app.jar"]
+ENTRYPOINT ["java", "-Duser.timezone=Asia/Seoul", "-jar", "app.jar"]

clokey-api/dev-compose.yml

@@ -9,6 +9,7 @@ services:
       - "8080:8080"
     environment:
       SPRING_PROFILES_ACTIVE: dev
+      TZ: Asia/Seoul
 
       # Database
       DEV_MYSQL_HOST: ${DEV_MYSQL_HOST}

clokey-api/prod-compose.yml

@@ -9,6 +9,7 @@ services:
       - "8080:8080"
     environment:
       SPRING_PROFILES_ACTIVE: prod
+      TZ: Asia/Seoul
 
       # Database
       PROD_MYSQL_HOST: ${PROD_MYSQL_HOST}

clokey-api/src/main/java/org/clokey/domain/auth/util/UniqueUtil.java

@@ -7,6 +7,7 @@
 @Component
 public class UniqueUtil {
 
+    private static final int MAX_NICKNAME_LENGTH = 20;
     private static final String[] PREFIX_NAMES = {"미니멀한", "모던한", "케주얼한", "스트릿한"};
 
     private static final String[] CLOTHING_CATEGORIES = {
@@ -22,9 +23,23 @@ public String generateRandomNickname() {
 
         String prefix = PREFIX_NAMES[random.nextInt(PREFIX_NAMES.length)];
         String category = CLOTHING_CATEGORIES[random.nextInt(CLOTHING_CATEGORIES.length)];
+        String nicknamePrefix = prefix + "_" + category + "_";
 
-        String uuidPart = UUID.randomUUID().toString().replace("-", "").substring(0, 16);
+        int suffixLength = MAX_NICKNAME_LENGTH - nicknamePrefix.length();
+        if (suffixLength <= 0) {
+            return nicknamePrefix.substring(0, MAX_NICKNAME_LENGTH);
+        }
 
-        return prefix + "-" + category + "-" + uuidPart;
+        return nicknamePrefix + generateSuffix(suffixLength);
+    }
+
+    private String generateSuffix(int length) {
+        StringBuilder suffix = new StringBuilder(length);
+
+        while (suffix.length() < length) {
+            suffix.append(UUID.randomUUID().toString().replace("-", ""));
+        }
+
+        return suffix.substring(0, length);
     }
 }

clokey-api/src/main/java/org/clokey/domain/coordinate/service/CoordinateServiceImpl.java

@@ -1,6 +1,7 @@
 package org.clokey.domain.coordinate.service;
 
 import java.time.LocalDate;
+import java.time.ZoneId;
 import java.time.format.DateTimeFormatter;
 import java.util.*;
 import java.util.function.Function;
@@ -45,6 +46,8 @@
 @Transactional(readOnly = true)
 public class CoordinateServiceImpl implements CoordinateService {
 
+    private static final ZoneId KST = ZoneId.of("Asia/Seoul");
+
     private final MemberUtil memberUtil;
 
     private final CoordinateRepository coordinateRepository;
@@ -89,7 +92,7 @@ public CoordinateCreateResponse createDailyCoordinate(DailyCoordinateCreateReque
         validateExceedingCoordinationClothesLimit(request.payloads());
         validateDuplicatedClothes(clothes);
         validateAllClothesOwnership(currentMember, clothes);
-        validateDailyCoordinateExist(currentMember.getId(), LocalDate.now());
+        validateDailyCoordinateExist(currentMember.getId(), LocalDate.now(KST));
 
         Coordinate coordinate =
                 Coordinate.createDailyCoordinate(request.coordinateImageUrl(), currentMember);
@@ -522,7 +525,7 @@ private Coordinate getCoordinateById(Long coordinateId) {
 
     private Coordinate getTodayDailyCoordinate(Member member) {
         return coordinateRepository
-                .findDailyCoordinateByDateAndMemberId(LocalDate.now(), member.getId())
+                .findDailyCoordinateByDateAndMemberId(LocalDate.now(KST), member.getId())
                 .orElseThrow(
                         () ->
                                 new BaseCustomException(

clokey-api/src/main/java/org/clokey/domain/history/service/HistoryServiceImpl.java

@@ -1,6 +1,7 @@
 package org.clokey.domain.history.service;
 
 import java.time.LocalDate;
+import java.time.ZoneId;
 import java.util.*;
 import java.util.function.Function;
 import java.util.stream.Collectors;
@@ -48,6 +49,8 @@
 @Transactional(readOnly = true)
 public class HistoryServiceImpl implements HistoryService {
 
+    private static final ZoneId KST = ZoneId.of("Asia/Seoul");
+
     private final MemberUtil memberUtil;
 
     private final HistoryRepository historyRepository;
@@ -90,7 +93,7 @@ public HistoryCreateResponse createHistory(HistoryCreateRequest request) {
         final String content =
                 Optional.ofNullable(request.content()).map(String::trim).orElse(null);
         final History history =
-                History.createHistory(LocalDate.now(), content, currentMember, situation);
+                History.createHistory(LocalDate.now(KST), content, currentMember, situation);
         historyRepository.save(history);
 
         List<HistoryImage> images = new ArrayList<>();

clokey-api/src/main/java/org/clokey/domain/member/batch/InactiveMemberDeletionBatch.java

@@ -1,6 +1,7 @@
 package org.clokey.domain.member.batch;
 
 import java.time.LocalDateTime;
+import java.time.ZoneId;
 import java.util.List;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
@@ -17,13 +18,15 @@
 @Slf4j
 public class InactiveMemberDeletionBatch {
 
+    private static final ZoneId KST = ZoneId.of("Asia/Seoul");
+
     private final MemberRepository memberRepository;
     private final AuthService authService;
 
-    @Scheduled(cron = "0 0 0 * * *") // 매일 00:00:00
+    @Scheduled(cron = "0 0 0 * * *", zone = "Asia/Seoul") // 매일 00:00:00 KST
     @Transactional
     public void deleteInactiveMembers() {
-        LocalDateTime cutoffDate = LocalDateTime.now().minusDays(15);
+        LocalDateTime cutoffDate = LocalDateTime.now(KST).minusDays(15);
         List<Member> inactiveMembers =
                 memberRepository.findInactiveMembersBefore(MemberStatus.INACTIVE, cutoffDate);
 

clokey-api/src/main/java/org/clokey/domain/member/dto/request/DuplicatedNicknameCheckRequest.java

@@ -9,7 +9,7 @@ public record DuplicatedNicknameCheckRequest(
         @NotBlank(message = "닉네임은 비워둘 수 없습니다.")
                 @Size(max = 20, message = "닉네임은 20자 이하여야 합니다.")
                 @Pattern(
-                        regexp = "^[a-z가-힣._]+$",
-                        message = "닉네임은 영어 소문자, 한글, 언더바(_), 점(.)만 허용됩니다.")
+                        regexp = "^[a-z0-9가-힣._]+$",
+                        message = "닉네임은 영어 소문자, 숫자, 한글, 언더바(_), 점(.)만 허용됩니다.")
                 @Schema(description = "중복을 확인할 닉네임", example = "clokey.홍길동")
                 String nickname) {}

clokey-api/src/main/java/org/clokey/domain/member/dto/request/ProfileUpdateRequest.java

@@ -3,11 +3,17 @@
 import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.validation.constraints.NotBlank;
 import jakarta.validation.constraints.NotNull;
+import jakarta.validation.constraints.Pattern;
 import jakarta.validation.constraints.Size;
 import org.clokey.member.enums.Visibility;
 
 public record ProfileUpdateRequest(
-        @NotBlank(message = "닉네임은 비워둘 수 없습니다.") @Schema(description = "사용자의 닉네임", example = "juwon")
+        @NotBlank(message = "닉네임은 비워둘 수 없습니다.")
+                @Size(max = 20, message = "닉네임은 20자 이하여야 합니다.")
+                @Pattern(
+                        regexp = "^[a-z0-9가-힣._]+$",
+                        message = "닉네임은 영어 소문자, 숫자, 한글, 언더바(_), 점(.)만 허용됩니다.")
+                @Schema(description = "사용자의 닉네임", example = "juwon")
                 String nickname,
         @Schema(description = "사용자의 한줄 소개", example = "한줄 소개")
                 @Size(max = 100, message = "바이오는 100자를 넘길 수 없습니다.")

clokey-api/src/main/java/org/clokey/domain/notification/repository/CodiveNotificationRepositoryImpl.java

@@ -6,6 +6,7 @@
 import com.querydsl.core.types.dsl.BooleanExpression;
 import com.querydsl.jpa.impl.JPAQueryFactory;
 import java.time.LocalDateTime;
+import java.time.ZoneId;
 import java.util.List;
 import lombok.RequiredArgsConstructor;
 import org.clokey.domain.notification.dto.response.NotificationListResponse;
@@ -19,6 +20,8 @@
 @RequiredArgsConstructor
 public class CodiveNotificationRepositoryImpl implements CodiveNotificationRepositoryCustom {
 
+    private static final ZoneId KST = ZoneId.of("Asia/Seoul");
+
     private final JPAQueryFactory queryFactory;
 
     @Override
@@ -56,7 +59,7 @@ public void updateAllReadStatusByMemberId(Long memberId) {
         queryFactory
                 .update(codiveNotification)
                 .set(codiveNotification.readStatus, ReadStatus.READ)
-                .set(codiveNotification.updatedAt, LocalDateTime.now())
+                .set(codiveNotification.updatedAt, LocalDateTime.now(KST))
                 .where(
                         codiveNotification.member.id.eq(memberId),
                         codiveNotification.readStatus.eq(ReadStatus.NOT_READ))