fix: 캘린더 모달 중복 카드 문제 및 삭제 권한 개선

- monthly_worker_status 조회 시 GROUP BY로 중복 데이터 합산
- 작업보고서 삭제 권한을 그룹장 이상으로 제한 (admin, system, group_leader)
- 중복 데이터 정리를 위한 마이그레이션 SQL 추가 (009_fix_duplicate_monthly_status.sql)
- synology_deployment 버전에도 동일 수정 적용

api.hyungi.net/models/analysisModel.js

@@ -37,7 +37,7 @@ const getAnalysis = async (startDate, endDate) => {
     const byProjectSql = `
       SELECT p.project_name as name, SUM(${workHoursCalc}) as hours, COUNT(DISTINCT dwr.worker_id) as participants
       FROM DailyWorkReports dwr
-      JOIN Projects p ON dwr.project_id = p.project_id
+      JOIN projects p ON dwr.project_id = p.project_id
       ${whereClause}
       GROUP BY p.project_name
       HAVING hours > 0
@@ -73,7 +73,7 @@ const getAnalysis = async (startDate, endDate) => {
         t.category as task_category, dwr.work_details,
         (${workHoursCalc}) as work_hours, dwr.memo
       FROM DailyWorkReports dwr
-      JOIN Projects p ON dwr.project_id = p.project_id
+      JOIN projects p ON dwr.project_id = p.project_id
       JOIN workers w ON dwr.worker_id = w.worker_id
       JOIN Tasks t ON dwr.task_id = t.task_id
       ${whereClause}