refactor: DB Replication, Redis 관련 설정 제거

backend/build.gradle

@@ -26,10 +26,6 @@ dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-web'
     implementation 'org.springframework.boot:spring-boot-starter-webflux'
 
-    // Redis
-    implementation 'org.springframework.boot:spring-boot-starter-data-redis'
-    implementation 'org.springframework.boot:spring-boot-starter-cache:2.5.4'
-
     // Security
     implementation 'org.springframework.boot:spring-boot-starter-security'
     testImplementation 'org.springframework.security:spring-security-test'

backend/src/main/java/com/woowacourse/zzimkkong/service/MapService.java

@@ -17,8 +17,6 @@
 import com.woowacourse.zzimkkong.repository.MapRepository;
 import com.woowacourse.zzimkkong.repository.MemberRepository;
 import com.woowacourse.zzimkkong.repository.ReservationRepository;
-import org.springframework.cache.annotation.CacheEvict;
-import org.springframework.cache.annotation.Cacheable;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -86,9 +84,6 @@ public MapFindAllResponse findAllMaps(final LoginEmailDto loginEmailDto) {
                 .collect(collectingAndThen(toList(), mapFindResponses -> MapFindAllResponse.of(mapFindResponses, manager)));
     }
 
-    @Cacheable(key = "#sharingMapId",
-            value = "map",
-            unless = "#result == null")
     @Transactional(readOnly = true)
     public MapFindResponse findMapBySharingId(final String sharingMapId) {
         Long mapId = sharingIdGenerator.parseIdFrom(sharingMapId);
@@ -97,8 +92,6 @@ public MapFindResponse findMapBySharingId(final String sharingMapId) {
         return MapFindResponse.of(map, sharingIdGenerator.from(map));
     }
 
-    @CacheEvict(value = "map",
-            allEntries = true)
     public void updateMap(final Long mapId,
                           final MapCreateUpdateRequest mapCreateUpdateRequest,
                           final LoginEmailDto loginEmailDto) {