feat: 数字员工财务报告体系与定时提醒及看板快照调度

- 新增数字员工财务报告生成、邮件投递与渲染调度器
- 引入员工画像扫描调度与定时提醒任务
- 完善财务看板快照、排行口径与部门人员占比计算
- 优化数字员工工作看板仪表盘与技能目录
- 增强前端总览页图表、工作台摘要与顶部导航栏交互
- 新增差旅申请规划推动提醒与报销创建会话状态管理
- 补充财务报告、看板调度、数字员工工作记录测试覆盖

server/src/app/api/v1/endpoints/analytics.py

@@ -11,7 +11,7 @@ from app.schemas.digital_employee_dashboard import DigitalEmployeeDashboardRead
 from app.schemas.finance_dashboard import FinanceDashboardRead
 from app.schemas.system_dashboard import SystemDashboardRead
 from app.services.digital_employee_dashboard import DigitalEmployeeDashboardService
-from app.services.finance_dashboard import FinanceDashboardService
+from app.services.finance_dashboard_snapshot import FinanceDashboardSnapshotService
 from app.services.system_dashboard import SystemDashboardService
 
 router = APIRouter(prefix="/analytics")
@@ -65,10 +65,14 @@ def get_finance_dashboard(
     range_key: Annotated[str, Query(max_length=30, description="顶部时间范围。")] = "近10日",
     start_date: Annotated[date | None, Query(description="自定义开始日期。")] = None,
     end_date: Annotated[date | None, Query(description="自定义结束日期。")] = None,
-    trend_range: Annotated[str, Query(max_length=30, description="趋势图时间范围。")] = "近12天",
-    department_range: Annotated[str, Query(max_length=30, description="部门排行时间范围。")] = "本月",
+    trend_range: Annotated[str, Query(max_length=30, description="趋势图时间范围。")] = (
+        "近12天"
+    ),
+    department_range: Annotated[str, Query(max_length=30, description="排行分析时间范围。")] = (
+        "本月"
+    ),
 ) -> FinanceDashboardRead:
-    return FinanceDashboardService(db).build_dashboard(
+    return FinanceDashboardSnapshotService(db).build_dashboard(
         range_key=range_key,
         start_date=start_date,
         end_date=end_date,

server/src/app/api/v1/endpoints/reimbursements.py

@@ -703,7 +703,7 @@ def pay_expense_claim(
     "/claims/{claim_id}",
     response_model=ExpenseClaimActionResponse,
     summary="删除报销单",
-    description="申请单仅系统管理员可删除；报销单申请人仅可删除自己的草稿、待补充或退回单据；高级财务人员可删除可见的非归档报销单；已归档单据仅高级管理员可删除，财务人员没有删除权限。",
+    description="申请人可删除自己的草稿、待补充或退回单据（含申请单和报销单）；高级财务人员可删除可见的非归档报销单；已归档单据仅高级管理员可删除，财务人员没有删除权限。",
     responses={
         status.HTTP_404_NOT_FOUND: {
             "model": ErrorResponse,