refactor(tkqc): UI 스타일 통일 + 일일공수 제거 + 메뉴 정리

- UI: tkuser 스타일로 통일 (dark slate 헤더, flat 배경, gradient/glass 제거)
- tkqc-common.css 공통 스타일시트 신규 생성
- 의견 제시 API 별도 엔드포인트 추가 (모든 사용자 접근 가능)
- 일일 공수 기능 완전 제거 (라우터, 모델, 스키마, DB 테이블 DROP)
- 프로젝트 관리/사용자 관리 메뉴 숨김 (통합관리 페이지로 이관)

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

system3-nonconformance/api/routers/reports.py

@@ -13,7 +13,7 @@ from openpyxl.drawing.image import Image as XLImage
 import os
 
 from database.database import get_db
-from database.models import Issue, DailyWork, IssueStatus, IssueCategory, User, UserRole, ReviewStatus
+from database.models import Issue, IssueStatus, IssueCategory, User, UserRole, ReviewStatus
 from database import schemas
 from routers.auth import get_current_user
 from utils.tkuser_client import get_token_from_request
@@ -30,14 +30,9 @@ async def generate_report_summary(
     """보고서 요약 생성"""
     start_date = report_request.start_date
     end_date = report_request.end_date
-    
-    # 일일 공수 합계
-    daily_works = db.query(DailyWork).filter(
-        DailyWork.date >= start_date.date(),
-        DailyWork.date <= end_date.date()
-    ).all()
-    total_hours = sum(w.total_hours for w in daily_works)
-    
+
+    total_hours = 0
+
     # 이슈 통계
     issues_query = db.query(Issue).filter(
         Issue.report_date >= start_date,
@@ -116,29 +111,6 @@ async def get_report_issues(
         "detail_notes": issue.detail_notes
     } for issue in issues]
 
-@router.get("/daily-works")
-async def get_report_daily_works(
-    start_date: datetime,
-    end_date: datetime,
-    current_user: User = Depends(get_current_user),
-    db: Session = Depends(get_db)
-):
-    """보고서용 일일 공수 목록"""
-    works = db.query(DailyWork).filter(
-        DailyWork.date >= start_date.date(),
-        DailyWork.date <= end_date.date()
-    ).order_by(DailyWork.date).all()
-    
-    return [{
-        "date": work.date,
-        "worker_count": work.worker_count,
-        "regular_hours": work.regular_hours,
-        "overtime_workers": work.overtime_workers,
-        "overtime_hours": work.overtime_hours,
-        "overtime_total": work.overtime_total,
-        "total_hours": work.total_hours
-    } for work in works]
-
 @router.get("/daily-preview")
 async def preview_daily_report(
     project_id: int,