diff --git a/.serena/memories/db-backup-state.md b/.serena/memories/db-backup-state.md
new file mode 100644
index 0000000..3970856
--- /dev/null
+++ b/.serena/memories/db-backup-state.md
@@ -0,0 +1,21 @@
+# DB Backup System - State
+
+## 상태
+- **phase**: Phase 1 대기
+- **progress**: 0/14 (0%)
+- **next_step**: Phase 1.1 - backup.conf.example 설정 파일 생성
+- **last_decision**: 계획 확정 (5 Phase, 14 항목)
+- **last_update**: 2026-01-30
+
+## Phase 구성
+- Phase 1: 백업 스크립트 (3항목) — api/scripts/backup/
+- Phase 2: Laravel 모니터링 (3항목) — api/ BackupCheckCommand
+- Phase 3: 서버 배포 & 테스트 (2항목) — 개발서버 crontab
+- Phase 4: Slack 알림 (4항목) — api/ SlackNotificationService
+- Phase 5: MNG 관리자 패널 (4항목) — mng/ /system/alerts
+
+## 핵심 파일
+- 계획 문서: docs/plans/db-backup-system-plan.md
+- 개발서버: 114.203.209.83 (SSH: hskwon)
+- DB: sam (메인) + sam_stat (통계)
+- Slack 웹훅: api/.env → LOG_SLACK_WEBHOOK_URL (이미 설정됨)
diff --git a/.serena/project.yml b/.serena/project.yml
index e98761b..7f909e2 100644
--- a/.serena/project.yml
+++ b/.serena/project.yml
@@ -79,6 +79,27 @@ excluded_tools: []
 # initial prompt for the project. It will always be given to the LLM upon activating the project
 # (contrary to the memories, which are loaded on demand).
 initial_prompt: ""
-
+# the name by which the project can be referenced within Serena
 project_name: "api"
+
+# list of tools to include that would otherwise be disabled (particularly optional tools that are disabled by default)
 included_optional_tools: []
+
+# list of mode names to that are always to be included in the set of active modes
+# The full set of modes to be activated is base_modes + default_modes.
+# If the setting is undefined, the base_modes from the global configuration (serena_config.yml) apply.
+# Otherwise, this setting overrides the global configuration.
+# Set this to [] to disable base modes for this project.
+# Set this to a list of mode names to always include the respective modes for this project.
+base_modes:
+
+# list of mode names that are to be activated by default.
+# The full set of modes to be activated is base_modes + default_modes.
+# If the setting is undefined, the default_modes from the global configuration (serena_config.yml) apply.
+# Otherwise, this overrides the setting from the global configuration (serena_config.yml).
+# This setting can, in turn, be overridden by CLI parameters (--mode).
+default_modes:
+
+# fixed set of tools to use as the base tool set (if non-empty), replacing Serena's default set of tools.
+# This cannot be combined with non-empty excluded_tools or included_optional_tools.
+fixed_tools: []
diff --git a/LOGICAL_RELATIONSHIPS.md b/LOGICAL_RELATIONSHIPS.md
index 973dd58..cd1d384 100644
--- a/LOGICAL_RELATIONSHIPS.md
+++ b/LOGICAL_RELATIONSHIPS.md
@@ -1,6 +1,6 @@
 # 논리적 데이터베이스 관계 문서
 
-> **자동 생성**: 2026-01-29 19:41:35
+> **자동 생성**: 2026-01-30 19:54:12
 > **소스**: Eloquent 모델 관계 분석
 
 ## 📊 모델별 관계 현황