feat: 다수 기능 개선 - 순찰, 출근, 작업분석, 모바일 UI 등

- 순찰/점검 기능 개선 (zone-detail 페이지 추가)
- 출근/근태 시스템 개선 (연차 조회, 근무현황)
- 작업분석 대분류 그룹화 및 마이그레이션 스크립트
- 모바일 네비게이션 UI 추가
- NAS 배포 도구 및 문서 추가

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

api.hyungi.net/models/attendanceModel.js

@@ -432,21 +432,23 @@ class AttendanceModel {
   static async getMonthlyAttendanceStats(year, month, workerId = null) {
     const db = await getDb();
 
+    // work_attendance_types: 1=NORMAL, 2=LATE, 3=EARLY_LEAVE, 4=ABSENT, 5=VACATION
+    // vacation_types: 1=ANNUAL(연차), 2=HALF_ANNUAL(반차), 3=SICK(병가), 4=SPECIAL(경조사)
     let query = `
-      SELECT 
+      SELECT
         w.worker_id,
         w.worker_name,
-        COUNT(CASE WHEN dar.status = 'complete' THEN 1 END) as regular_days,
-        COUNT(CASE WHEN dar.status = 'overtime' THEN 1 END) as overtime_days,
-        COUNT(CASE WHEN dar.status = 'vacation' THEN 1 END) as vacation_days,
-        COUNT(CASE WHEN dar.status = 'partial' THEN 1 END) as partial_days,
-        COUNT(CASE WHEN dar.status = 'incomplete' THEN 1 END) as incomplete_days,
-        SUM(dar.total_work_hours) as total_work_hours,
-        AVG(dar.total_work_hours) as avg_work_hours
+        COUNT(CASE WHEN dar.attendance_type_id = 1 AND (dar.is_overtime_approved = 0 OR dar.is_overtime_approved IS NULL) THEN 1 END) as regular_days,
+        COUNT(CASE WHEN dar.is_overtime_approved = 1 OR dar.total_work_hours > 8 THEN 1 END) as overtime_days,
+        COUNT(CASE WHEN dar.attendance_type_id = 5 AND dar.vacation_type_id = 1 THEN 1 END) as vacation_days,
+        COUNT(CASE WHEN dar.vacation_type_id = 2 THEN 1 END) as partial_days,
+        COUNT(CASE WHEN dar.attendance_type_id = 4 THEN 1 END) as incomplete_days,
+        COALESCE(SUM(dar.total_work_hours), 0) as total_work_hours,
+        COALESCE(AVG(dar.total_work_hours), 0) as avg_work_hours
       FROM workers w
       LEFT JOIN daily_attendance_records dar ON w.worker_id = dar.worker_id
         AND YEAR(dar.record_date) = ? AND MONTH(dar.record_date) = ?
-      WHERE w.is_active = TRUE
+      WHERE w.employment_status = 'employed'
     `;
 
     const params = [year, month];