diff --git a/.serena/memories/comprehensive-analysis-fix-2025-12-27.md b/.serena/memories/comprehensive-analysis-fix-2025-12-27.md
index 2a9077e..659a81e 100644
--- a/.serena/memories/comprehensive-analysis-fix-2025-12-27.md
+++ b/.serena/memories/comprehensive-analysis-fix-2025-12-27.md
@@ -54,4 +54,4 @@ ## 관련 파일
 
 - `api/app/Services/ComprehensiveAnalysisService.php`
 - `api/database/seeders/ComprehensiveAnalysisSeeder.php`
-- `docs/plans/react-mock-remaining-tasks.md`
+- `docs/dev/dev_plans/react-mock-remaining-tasks.md`
diff --git a/.serena/memories/db-backup-state.md b/.serena/memories/db-backup-state.md
index 3970856..e872408 100644
--- a/.serena/memories/db-backup-state.md
+++ b/.serena/memories/db-backup-state.md
@@ -15,7 +15,7 @@ ## Phase 구성
 - Phase 5: MNG 관리자 패널 (4항목) — mng/ /system/alerts
 
 ## 핵심 파일
-- 계획 문서: docs/plans/db-backup-system-plan.md
+- 계획 문서: docs/dev/dev_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/memories/quote-bom-bulk-api-phase-1.2.md b/.serena/memories/quote-bom-bulk-api-phase-1.2.md
index c212391..db4e17e 100644
--- a/.serena/memories/quote-bom-bulk-api-phase-1.2.md
+++ b/.serena/memories/quote-bom-bulk-api-phase-1.2.md
@@ -16,7 +16,7 @@ ### 생성된 파일
 | 파일 | 설명 |
 |------|------|
 | `app/Http/Requests/Quote/QuoteBomBulkCalculateRequest.php` | 다건 BOM 산출 FormRequest |
-| `api/docs/changes/20260102_1300_quote_bom_bulk_calculation.md` | 변경 내용 문서 |
+| `api/docs/dev/changes/20260102_1300_quote_bom_bulk_calculation.md` | 변경 내용 문서 |
 
 ### 수정된 파일
 | 파일 | 설명 |
@@ -93,9 +93,9 @@ ### QuoteCalculationService::calculateBomBulk()
 - 개별 품목 실패가 전체에 영향 없음 (예외 처리)
 
 ## 관련 문서
-- 계획 문서: `docs/plans/quote-calculation-api-plan.md`
-- Phase 1.1 문서: `docs/changes/20260102_quote_bom_calculation_api.md`
-- Phase 1.2 문서: `docs/changes/20260102_1300_quote_bom_bulk_calculation.md`
+- 계획 문서: `docs/dev/dev_plans/quote-calculation-api-plan.md`
+- Phase 1.1 문서: `docs/dev/changes/20260102_quote_bom_calculation_api.md`
+- Phase 1.2 문서: `docs/dev/changes/20260102_1300_quote_bom_bulk_calculation.md`
 
 ## 다음 단계
 - React 프론트엔드에서 `/calculate/bom/bulk` API 연동
diff --git a/.serena/project.yml b/.serena/project.yml
index ddf691b..686b4f7 100644
--- a/.serena/project.yml
+++ b/.serena/project.yml
@@ -107,3 +107,19 @@ fixed_tools: []
 # override of the corresponding setting in serena_config.yml, see the documentation there.
 # If null or missing, the value from the global config is used.
 symbol_info_budget:
+
+# The language backend to use for this project.
+# If not set, the global setting from serena_config.yml is used.
+# Valid values: LSP, JetBrains
+# Note: the backend is fixed at startup. If a project with a different backend
+# is activated post-init, an error will be returned.
+language_backend:
+
+# line ending convention to use when writing source files.
+# Possible values: unset (use global setting), "lf", "crlf", or "native" (platform default)
+# This does not affect Serena's own files (e.g. memories and configuration files), which always use native line endings.
+line_ending:
+
+# list of regex patterns which, when matched, mark a memory entry as read‑only.
+# Extends the list from the global configuration, merging the two lists.
+read_only_memory_patterns: []