diff --git a/caddy/Caddyfile b/caddy/Caddyfile
index 11f81c5a..e9d2a891 100644
--- a/caddy/Caddyfile
+++ b/caddy/Caddyfile
@@ -3,7 +3,7 @@
 	reverse_proxy host.docker.internal:3000
 
 	@backend_denied {
-		path /swagger-ui/* /api-docs/*
+		path /swagger-ui/* /api-docs/* /api/v1/search/refresh
 		not remote_ip {$LOCAL_IP}
 	}
 	abort @backend_denied
@@ -16,8 +16,4 @@
 
     # Login
     reverse_proxy /oauth2/authorization/idsnucse host.docker.internal:8080 
-
-	# Swagger
-	reverse_proxy /swagger-ui/* host.docker.internal:8080 
-	reverse_proxy /api-docs/* host.docker.internal:8080 
 }
diff --git a/docker-compose-backend.yml b/docker-compose-backend.yml
index f8469c0d..f0ed034e 100644
--- a/docker-compose-backend.yml
+++ b/docker-compose-backend.yml
@@ -6,12 +6,14 @@ services:
         volumes:
             - ./cse-files:/app/cse-files
             - ./files:/app/files
+            - ./logs:/app/logs
 
         environment:
             SPRING_DATASOURCE_URL: "jdbc:mysql://host.docker.internal:3306/${MYSQL_DATABASE}?serverTimezone=Asia/Seoul&useSSL=false&allowPublicKeyRetrieval=true"
             SPRING_DATASOURCE_USERNAME: ${MYSQL_USER}
             SPRING_DATASOURCE_PASSWORD: ${MYSQL_PASSWORD}
             OIDC_CLIENT_SECRET: ${OIDC_CLIENT_SECRET}
+            OIDC_CLIENT_SECRET_DEV: ${OIDC_CLIENT_SECRET_DEV}
             URL: ${URL}
             SLACK_TOKEN: ${SLACK_TOKEN}
             SLACK_CHANNEL: ${SLACK_CHANNEL}
diff --git a/src/main/kotlin/com/wafflestudio/csereal/core/academics/dto/GeneralStudiesRequirementsPageResponse.kt b/src/main/kotlin/com/wafflestudio/csereal/core/academics/dto/GeneralStudiesRequirementsPageResponse.kt
index 0851527d..f76e2e42 100644
--- a/src/main/kotlin/com/wafflestudio/csereal/core/academics/dto/GeneralStudiesRequirementsPageResponse.kt
+++ b/src/main/kotlin/com/wafflestudio/csereal/core/academics/dto/GeneralStudiesRequirementsPageResponse.kt
@@ -4,18 +4,15 @@ import com.wafflestudio.csereal.core.academics.database.AcademicsEntity
 
 class GeneralStudiesRequirementsPageResponse(
     val overview: String,
-    val subjectChanges: String,
     val generalStudies: List<GeneralStudiesDto>
 ) {
     companion object {
         fun of(
             overview: AcademicsEntity,
-            subjectChanges: AcademicsEntity,
             generalStudies: List<AcademicsEntity>
         ): GeneralStudiesRequirementsPageResponse {
             return GeneralStudiesRequirementsPageResponse(
                 overview = overview.description,
-                subjectChanges = subjectChanges.description,
                 generalStudies = generalStudies.map { GeneralStudiesDto.of(it) }
             )
         }
diff --git a/src/main/kotlin/com/wafflestudio/csereal/core/academics/service/AcademicsService.kt b/src/main/kotlin/com/wafflestudio/csereal/core/academics/service/AcademicsService.kt
index 6874f169..c734d5c3 100644
--- a/src/main/kotlin/com/wafflestudio/csereal/core/academics/service/AcademicsService.kt
+++ b/src/main/kotlin/com/wafflestudio/csereal/core/academics/service/AcademicsService.kt
@@ -26,6 +26,7 @@ interface AcademicsService {
         studentType: String,
         postType: String
     ): List<AcademicsYearResponse>
+
     fun readGeneralStudiesRequirements(language: String): GeneralStudiesRequirementsPageResponse
     fun readDegreeRequirements(language: String): DegreeRequirementsPageResponse
     fun createCourse(
@@ -33,12 +34,14 @@ interface AcademicsService {
         request: CourseDto,
         attachments: List<MultipartFile>?
     ): CourseDto
+
     fun readAllCourses(language: String, studentType: String): List<CourseDto>
     fun readCourse(language: String, name: String): CourseDto
     fun createScholarshipDetail(
         studentType: String,
         request: ScholarshipDto
     ): ScholarshipDto
+
     fun readAllScholarship(language: String, studentType: String): ScholarshipPageResponse
     fun readScholarship(scholarshipId: Long): ScholarshipDto
     fun migrateAcademicsDetail(
@@ -46,11 +49,13 @@ interface AcademicsService {
         postType: String,
         requestList: List<AcademicsDto>
     ): List<AcademicsDto>
+
     fun migrateCourses(studentType: String, requestList: List<CourseDto>): List<CourseDto>
     fun migrateScholarshipDetail(
         studentType: String,
         requestList: List<ScholarshipDto>
     ): List<ScholarshipDto>
+
     fun migrateAcademicsDetailAttachments(
         academicsId: Long,
         attachments: List<MultipartFile>?
@@ -149,19 +154,13 @@ class AcademicsServiceImpl(
                 AcademicsPostType.GENERAL_STUDIES_REQUIREMENTS,
                 null
             )
-        val subjectChanges =
-            academicsRepository.findByLanguageAndStudentTypeAndPostType(
-                enumLanguageType,
-                AcademicsStudentType.UNDERGRADUATE,
-                AcademicsPostType.GENERAL_STUDIES_REQUIREMENTS_SUBJECT_CHANGES
-            )
         val generalStudiesEntity =
             academicsRepository.findAllByLanguageAndStudentTypeAndPostTypeOrderByYearDesc(
                 enumLanguageType,
                 AcademicsStudentType.UNDERGRADUATE,
                 AcademicsPostType.GENERAL_STUDIES_REQUIREMENTS
             ).filter { academicsEntity -> academicsEntity.year != null }
-        return GeneralStudiesRequirementsPageResponse.of(overview, subjectChanges, generalStudiesEntity)
+        return GeneralStudiesRequirementsPageResponse.of(overview, generalStudiesEntity)
     }
 
     @Transactional(readOnly = true)
diff --git a/src/main/kotlin/com/wafflestudio/csereal/core/reservation/api/ReservationController.kt b/src/main/kotlin/com/wafflestudio/csereal/core/reservation/api/ReservationController.kt
index e053955c..12264c60 100644
--- a/src/main/kotlin/com/wafflestudio/csereal/core/reservation/api/ReservationController.kt
+++ b/src/main/kotlin/com/wafflestudio/csereal/core/reservation/api/ReservationController.kt
@@ -48,7 +48,7 @@ class ReservationController(
         @RequestParam month: Int,
         @RequestParam day: Int
     ): ResponseEntity<List<SimpleReservationDto>> {
-        val start = LocalDateTime.of(year, month, day, 0, 0)
+        val start = LocalDateTime.of(year, month, day, 0, 0).minusHours(9)
         val end = start.plusDays(7)
         return ResponseEntity.ok(reservationService.getRoomReservationsBetween(roomId, start, end))
     }
diff --git a/src/main/kotlin/com/wafflestudio/csereal/core/seminar/database/SeminarRepository.kt b/src/main/kotlin/com/wafflestudio/csereal/core/seminar/database/SeminarRepository.kt
index 978ebb19..12211f0d 100644
--- a/src/main/kotlin/com/wafflestudio/csereal/core/seminar/database/SeminarRepository.kt
+++ b/src/main/kotlin/com/wafflestudio/csereal/core/seminar/database/SeminarRepository.kt
@@ -20,6 +20,7 @@ interface SeminarRepository : JpaRepository<SeminarEntity, Long>, CustomSeminarR
     fun findFirstByIsDeletedFalseAndIsPrivateFalseAndCreatedAtLessThanOrderByCreatedAtDesc(
         timestamp: LocalDateTime
     ): SeminarEntity?
+
     fun findFirstByIsDeletedFalseAndIsPrivateFalseAndCreatedAtGreaterThanOrderByCreatedAtAsc(
         timestamp: LocalDateTime
     ): SeminarEntity?
@@ -92,8 +93,9 @@ class SeminarRepositoryImpl(
 
         val seminarEntityList = when {
             sortBy == ContentSearchSortType.DATE || keyword.isNullOrEmpty() -> seminarEntityQuery.orderBy(
-                seminarEntity.createdAt.desc()
+                seminarEntity.startDate.desc()
             )
+
             else /* sortBy == RELEVANCE */ -> seminarEntityQuery
         }.fetch()
 
diff --git a/src/main/resources/application.yaml b/src/main/resources/application.yaml
index 4a40f3e2..835e2c45 100644
--- a/src/main/resources/application.yaml
+++ b/src/main/resources/application.yaml
@@ -7,8 +7,9 @@ spring:
     datasource:
         driver-class-name: com.mysql.cj.jdbc.Driver
         hikari:
-            maximum-pool-size: 24
+            maximum-pool-size: 65
     jpa:
+        show-sql: true
         properties:
             hibernate:
                 dialect: com.wafflestudio.csereal.common.config.MySQLDialectCustom
@@ -21,7 +22,7 @@ spring:
 server:
     tomcat:
         threads:
-            max: 16
+            max: 32
     servlet:
         session:
             timeout: 7200 # 2시간
@@ -47,6 +48,19 @@ endpoint:
 
 login-page: http://localhost:8080
 
+
+logging:
+    level:
+        org:
+            springframework:
+                security: DEBUG
+                web:
+                    servlet: DEBUG
+
+customlog:
+    file:
+        name: "csereal-backend"
+
 ---
 spring:
     config.activate.on-profile: local
@@ -57,7 +71,6 @@ spring:
     jpa:
         hibernate:
             ddl-auto: update
-        show-sql: true
         open-in-view: false
     security:
         oauth2:
@@ -74,12 +87,9 @@ spring:
                         issuer-uri: https://id.snucse.org/o
                         jwk-set-uri: https://id.snucse.org/o/jwks
 
-logging:
-    level:
-        #    default: INFO
-        org:
-            springframework:
-                security: DEBUG
+customlog:
+    file:
+        base: "./logs"
 
 ---
 spring:
@@ -120,13 +130,16 @@ slack:
     token: ${SLACK_TOKEN}
     channel: ${SLACK_CHANNEL}
 
+customlog:
+    file:
+        base: "/app/logs"
+
 ---
 spring:
     config.activate.on-profile: dev
     jpa:
         hibernate:
             ddl-auto: update
-        show-sql: true
         open-in-view: false
     security:
         oauth2:
@@ -156,6 +169,9 @@ endpoint:
 
 login-page: https://${URL}
 
+customlog:
+    file:
+        base: "./logs"
 ---
 spring:
     config.activate.on-profile: test
@@ -167,7 +183,6 @@ spring:
     jpa:
         database: h2
         database-platform: org.hibernate.dialect.H2Dialect
-        show-sql: true
         open-in-view: false
         hibernate:
             ddl-auto: create-drop
@@ -177,11 +192,6 @@ spring:
     h2:
         console:
             enabled: true
-
-logging:
-    level:
-        #    default: INFO
-        org:
-            springframework:
-                security: DEBUG
-
+customlog:
+    file:
+        base: "./logs"
diff --git a/src/main/resources/logback-spring.xml b/src/main/resources/logback-spring.xml
index d7d3352b..cb4d3e48 100644
--- a/src/main/resources/logback-spring.xml
+++ b/src/main/resources/logback-spring.xml
@@ -11,11 +11,10 @@
     <import class="com.cyfrania.logback.SlackChatApi" />
 
 
+    <!-- Slack Appender Config-->
     <springProperty name="SLACK_TOKEN" source="slack.token" />
     <springProperty name="SLACK_CHANNEL" source="slack.channel" />
     <property name="SLACK_LOG_PATTERN" value="\n*================================*\n*====== Backend Server LOG ======*\n*================================*\n\n${FILE_LOG_PATTERN}\n\n*--------------------------------*\n\n" />
-<!--    <property name="SLACK_LOG_CHARSET" value="${CONSOLE_LOG_CHARSET}" />-->
-
 
     <appender name="SLACK" class="SlackAppender">
         <sender class="SlackChatApi">
@@ -36,6 +35,30 @@
     </appender>
 
 
+    <!--  File appender  -->
+    <springProperty name="LOG_FILE_NAME" source="customlog.file.name" />
+    <springProperty name="LOG_FILE_BASE" source="customlog.file.base" />
+
+    <appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
+        <file>${LOG_FILE_BASE}/${LOG_FILE_NAME}.log</file>
+        <encoder>
+            <pattern>${FILE_LOG_PATTERN}</pattern>
+            <charset>${FILE_LOG_CHARSET}</charset>
+        </encoder>
+        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
+            <fileNamePattern>${LOG_FILE_BASE}/${LOG_FILE_NAME}_%d{yyyy-MM-dd}.log</fileNamePattern>
+            <cleanHistoryOnStart>false</cleanHistoryOnStart>
+            <maxHistory>30</maxHistory>
+        </rollingPolicy>
+    </appender>
+
+    <appender name="ASYNC_FILE" class="ch.qos.logback.classic.AsyncAppender">
+        <appender-ref ref="FILE" />
+        <maxFlushTime>5000</maxFlushTime>
+    </appender>
+
+
+
     <springProfile name="local">
         <root level="INFO">
             <appender-ref ref="CONSOLE" />
@@ -45,6 +68,7 @@
     <springProfile name="dev">
         <root level="INFO">
             <appender-ref ref="CONSOLE" />
+            <appender-ref ref="ASYNC_FILE" />
         </root>
     </springProfile>
 
@@ -52,6 +76,7 @@
         <root level="INFO">
             <appender-ref ref="CONSOLE" />
             <appender-ref ref="ASYNC_SLACK" />
+            <appender-ref ref="ASYNC_FILE" />
         </root>
     </springProfile>