R59 A1-A6：极简考勤打卡

- 新增 AttendanceRecord 与 AttendancePolicy 模型
- 上下班打卡、今日状态、月度统计端点
- 考勤管理页面（我的/团队/设置三 Tab）
- 移动端快速打卡入口
- 管理员补卡与审计日志
- 单测覆盖打卡幂等、迟到计算、工时计算、权限边界

server/src/scripts/seed-config.js

@@ -289,6 +289,13 @@ const DEFAULT_FEATURE_FLAGS = [
     department_ids: [],
     note: "bootstrap default: force_off",
   },
+  {
+    flag_key: "attendance_v1",
+    override_mode: "force_off",
+    rollout_type: "global",
+    department_ids: [],
+    note: "bootstrap default: force_off",
+  },
   {
     flag_key: "weekly_report_v1",
     override_mode: "force_off",
@@ -552,6 +559,45 @@ async function seedFeatureFlags(prisma) {
   }
 }
 
+async function seedAttendancePolicy(prisma) {
+  const now = new Date();
+  const current = await prisma.attendancePolicy.findFirst({
+    orderBy: { created_at: "asc" },
+    select: { id: true },
+  });
+
+  if (current) {
+    await prisma.attendancePolicy.update({
+      where: { id: current.id },
+      data: {
+        work_start_time: "09:00",
+        work_end_time: "18:00",
+        lunch_start_time: "12:00",
+        lunch_end_time: "13:00",
+        late_tolerance_minutes: 0,
+        enabled: true,
+        updated_at: now,
+        updated_by: null,
+      },
+    });
+    return;
+  }
+
+  await prisma.attendancePolicy.create({
+    data: {
+      work_start_time: "09:00",
+      work_end_time: "18:00",
+      lunch_start_time: "12:00",
+      lunch_end_time: "13:00",
+      late_tolerance_minutes: 0,
+      enabled: true,
+      created_at: now,
+      updated_at: now,
+      updated_by: null,
+    },
+  });
+}
+
 async function seedBudgetControlRules(prisma) {
   const now = new Date();
 
@@ -794,6 +840,7 @@ async function main() {
     await seedWorkflowDefinition(prisma);
     await seedLeaveTypes(prisma);
     await seedFeatureFlags(prisma);
+    await seedAttendancePolicy(prisma);
     await seedBudgetControlRules(prisma);
 
     // eslint-disable-next-line no-console
@@ -818,6 +865,8 @@ async function main() {
     console.log(`- leave types: ${DEFAULT_LEAVE_TYPES.length} seeded with default policies`);
     // eslint-disable-next-line no-console
     console.log(`- feature flags: ${DEFAULT_FEATURE_FLAGS.length} seeded`);
+    // eslint-disable-next-line no-console
+    console.log("- attendance policy: default 09:00-18:00 seeded");
   } finally {
     await prisma.$disconnect();
     await pool.end();