fix: bulk attendance fill creates holiday records instead of skipping

Holidays now get leave_type: "holiday" with 8h so they count in fund calculation.

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

src/services/attendance.service.ts

@@ -1087,7 +1087,6 @@ export async function bulkCreateAttendance(data: BulkAttendanceData) {
       const dow = date.getDay();
 
       if (dow === 0 || dow === 6) continue;
-      if (isHoliday(dateStr)) continue;
 
       if (existingSet.has(`${userId}:${dateStr}`)) {
         skipped++;
@@ -1095,6 +1094,20 @@ export async function bulkCreateAttendance(data: BulkAttendanceData) {
       }
 
       const shiftDate = new Date(Date.UTC(yr, mo - 1, day, 12, 0, 0));
+
+      if (isHoliday(dateStr)) {
+        await prisma.attendance.create({
+          data: {
+            user_id: userId,
+            shift_date: shiftDate,
+            leave_type: "holiday",
+            leave_hours: 8,
+          },
+        });
+        inserted++;
+        continue;
+      }
+
       await prisma.attendance.create({
         data: {
           user_id: userId,