feat(purchase): 생산소모품 구매 관리 시스템 구현

tkuser: 업체(공급업체) CRUD + 소모품 마스터 CRUD (사진 업로드 포함)
tkfb: 구매신청 → 구매 처리 → 월간 분석/정산 전체 워크플로
설비(equipment) 분류 구매 시 자동 등록 + 실패 시 admin 알림

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

user-management/api/index.js

@@ -18,6 +18,8 @@ const equipmentRoutes = require('./routes/equipmentRoutes');
 const taskRoutes = require('./routes/taskRoutes');
 const vacationRoutes = require('./routes/vacationRoutes');
 const partnerRoutes = require('./routes/partnerRoutes');
+const vendorRoutes = require('./routes/vendorRoutes');
+const consumableItemRoutes = require('./routes/consumableItemRoutes');
 const notificationRecipientRoutes = require('./routes/notificationRecipientRoutes');
 
 const app = express();
@@ -59,6 +61,8 @@ app.use('/api/equipments', equipmentRoutes);
 app.use('/api/tasks', taskRoutes);
 app.use('/api/vacations', vacationRoutes);
 app.use('/api/partners', partnerRoutes);
+app.use('/api/vendors', vendorRoutes);
+app.use('/api/consumable-items', consumableItemRoutes);
 app.use('/api/notification-recipients', notificationRecipientRoutes);
 
 // 404