feat: 구매/안전 시스템 전면 개편 — tkpurchase 개편 + tksafety 신규 + 권한 보강

Phase 1: tkuser 협력업체 CRUD 이관 (읽기전용 → 전체 CRUD)
Phase 2: tkpurchase 개편 — 일용공 신청/확정, 작업일정, 업무현황, 계정관리, 협력업체 포털
Phase 3: tksafety 신규 시스템 — 방문관리 + 안전교육 신고
Phase 4: SSO 인증 보강 (partner_company_id JWT, 만료일 체크), 권한 테이블 기반 접근 제어

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

tksafety/api/routes/dailyVisitRoutes.js

@@ -0,0 +1,18 @@
+const express = require('express');
+const router = express.Router();
+const { requireAuth, requirePage } = require('../middleware/auth');
+const ctrl = require('../controllers/dailyVisitController');
+
+router.use(requireAuth);
+
+router.get('/today', ctrl.today);
+router.get('/export', ctrl.exportCsv);
+router.get('/stats', ctrl.stats);
+router.get('/', ctrl.list);
+router.post('/', requirePage('safety_visit'), ctrl.create);
+router.post('/bulk-checkout', requirePage('safety_visit'), ctrl.bulkCheckout);
+router.put('/:id', requirePage('safety_visit'), ctrl.update);
+router.put('/:id/checkout', requirePage('safety_visit'), ctrl.checkout);
+router.delete('/:id', requirePage('safety_visit'), ctrl.deleteVisit);
+
+module.exports = router;

tksafety/api/routes/educationRoutes.js

@@ -0,0 +1,15 @@
+const express = require('express');
+const router = express.Router();
+const { requireAuth, requirePage } = require('../middleware/auth');
+const ctrl = require('../controllers/educationController');
+
+router.use(requireAuth);
+
+router.get('/', ctrl.list);
+router.get('/stats', ctrl.stats);
+router.get('/:id', ctrl.getById);
+router.post('/', requirePage('safety_education'), ctrl.create);
+router.put('/:id', requirePage('safety_education'), ctrl.update);
+router.delete('/:id', requirePage('safety_education'), ctrl.deleteReport);
+
+module.exports = router;