feat: 페이지 구조 재구성 및 사이드바 네비게이션 구현

- 페이지 폴더 재구성: safety/, attendance/ 폴더 신규 생성
  - work/ → safety/: 이슈 신고, 출입 신청 관련 페이지 이동
  - common/ → attendance/: 근태/휴가 관련 페이지 이동
  - admin/ 정리: safety-* 파일들을 safety/로 이동

- 사이드바 네비게이션 메뉴 구현
  - 카테고리별 메뉴: 작업관리, 안전관리, 근태관리, 시스템관리
  - 접기/펼치기 기능 및 상태 저장
  - 관리자 전용 메뉴 자동 표시/숨김

- 날씨 API 연동 (기상청 단기예보)
  - TBM 및 navbar에 현재 날씨 표시
  - weatherService.js 추가

- 안전 체크리스트 확장
  - 기본/날씨별/작업별 체크 유형 추가
  - checklist-manage.html 페이지 추가

- 이슈 신고 시스템 구현
  - workIssueController, workIssueModel, workIssueRoutes 추가

- DB 마이그레이션 파일 추가 (실행 대기)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

web-ui/css/daily-work-report.css

@@ -1008,3 +1008,178 @@
 .tbm-session-group:not(.manual-input-section) {
   margin-bottom: 1.5rem;
 }
+
+/* 부적합 원인 관리 버튼 */
+.btn-defect-manage {
+  background: #f3f4f6;
+  border: 1px solid #d1d5db;
+  border-radius: 6px;
+  padding: 0.5rem 0.75rem;
+  cursor: pointer;
+  font-size: 0.875rem;
+  min-width: 80px;
+  text-align: center;
+  transition: all 0.2s ease;
+}
+
+.btn-defect-manage:hover {
+  background: #e5e7eb;
+  border-color: #9ca3af;
+}
+
+.btn-defect-manage span {
+  color: #9ca3af;
+}
+
+.btn-defect-manage span[style*="color: #dc2626"] {
+  font-weight: 500;
+}
+
+/* 부적합 토글 버튼 (인라인 방식) */
+.btn-defect-toggle {
+  background: #f9fafb;
+  border: 2px solid #e5e7eb;
+  border-radius: 6px;
+  padding: 0.5rem 0.75rem;
+  cursor: pointer;
+  font-size: 0.875rem;
+  min-width: 70px;
+  text-align: center;
+  transition: all 0.2s ease;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  min-height: 44px;
+}
+
+.btn-defect-toggle:hover {
+  background: #f3f4f6;
+  border-color: #d97706;
+}
+
+.btn-defect-toggle.has-defect {
+  background: #fef3c7;
+  border-color: #f59e0b;
+}
+
+.btn-defect-toggle span {
+  color: #6b7280;
+  font-weight: 500;
+}
+
+.btn-defect-toggle.has-defect span {
+  color: #dc2626;
+  font-weight: 600;
+}
+
+/* 부적합 인라인 영역 */
+.defect-row td {
+  border-bottom: 1px solid #fcd34d !important;
+}
+
+.defect-inline-area {
+  padding: 0.75rem 1rem;
+  display: flex;
+  flex-direction: column;
+  gap: 0.5rem;
+}
+
+.defect-list {
+  display: flex;
+  flex-direction: column;
+  gap: 0.5rem;
+}
+
+.defect-inline-item {
+  display: flex;
+  align-items: center;
+  gap: 0.5rem;
+  background: white;
+  padding: 0.5rem;
+  border-radius: 6px;
+  border: 1px solid #e5e7eb;
+}
+
+.defect-select {
+  flex: 1;
+  min-width: 120px;
+  max-width: 200px;
+  padding: 0.5rem;
+  border: 1px solid #d1d5db;
+  border-radius: 6px;
+  font-size: 0.875rem;
+  background: white;
+}
+
+.defect-select:focus {
+  outline: none;
+  border-color: #f59e0b;
+  box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.1);
+}
+
+.defect-time-input {
+  display: flex;
+  align-items: center;
+  gap: 0.25rem;
+  padding: 0.5rem 0.75rem;
+  background: #f9fafb;
+  border: 2px solid #e5e7eb;
+  border-radius: 6px;
+  cursor: pointer;
+  min-width: 80px;
+  justify-content: center;
+  transition: all 0.2s ease;
+}
+
+.defect-time-input:hover {
+  background: #f3f4f6;
+  border-color: #f59e0b;
+}
+
+.defect-time-value {
+  font-weight: 600;
+  color: #374151;
+  font-size: 0.875rem;
+}
+
+.defect-time-unit {
+  font-size: 0.75rem;
+  color: #6b7280;
+}
+
+.btn-remove-defect {
+  width: 32px;
+  height: 32px;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  background: #fee2e2;
+  color: #dc2626;
+  border: none;
+  border-radius: 6px;
+  cursor: pointer;
+  font-size: 1.25rem;
+  font-weight: bold;
+  transition: all 0.2s ease;
+}
+
+.btn-remove-defect:hover {
+  background: #fecaca;
+}
+
+.btn-add-defect-inline {
+  align-self: flex-start;
+  padding: 0.5rem 1rem;
+  background: #f59e0b;
+  color: white;
+  border: none;
+  border-radius: 6px;
+  cursor: pointer;
+  font-size: 0.875rem;
+  font-weight: 500;
+  transition: all 0.2s ease;
+}
+
+.btn-add-defect-inline:hover {
+  background: #d97706;
+}