feat(tksupport): 전체 휴가관리 대시보드 개편 — 연간 총괄 + 월간 캘린더 뷰

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

tksupport/api/controllers/vacationDashboardController.js

@@ -46,6 +46,39 @@ const vacationDashboardController = {
       console.error('휴가 대시보드 조회 오류:', error);
       res.status(500).json({ success: false, error: '서버 오류가 발생했습니다' });
     }
+  },
+
+  async getYearlyOverview(req, res) {
+    try {
+      const year = parseInt(req.query.year) || new Date().getFullYear();
+      const [users, balances] = await Promise.all([
+        vacationDashboardModel.getYearlyOverview(year),
+        vacationDashboardModel.getBalances(year)
+      ]);
+      res.json({ success: true, data: { users, balances } });
+    } catch (error) {
+      console.error('연간 총괄 조회 오류:', error);
+      res.status(500).json({ success: false, error: '서버 오류가 발생했습니다' });
+    }
+  },
+
+  async getMonthlyDetail(req, res) {
+    try {
+      const year = parseInt(req.query.year) || new Date().getFullYear();
+      const month = parseInt(req.query.month);
+      const departmentId = parseInt(req.query.department_id) || 0;
+      if (!month || month < 1 || month > 12) {
+        return res.status(400).json({ success: false, error: '유효하지 않은 월입니다' });
+      }
+      const [records, holidays] = await Promise.all([
+        vacationDashboardModel.getMonthlyDetail(year, month, departmentId),
+        vacationDashboardModel.getHolidays(year, month)
+      ]);
+      res.json({ success: true, data: { records, holidays } });
+    } catch (error) {
+      console.error('월간 상세 조회 오류:', error);
+      res.status(500).json({ success: false, error: '서버 오류가 발생했습니다' });
+    }
   }
 };