feat: 新增员工行为画像算法与费用风险标签体系

后端新增员工行为画像算法模块，支持标签规则引擎和评分计算，
完善员工模型、银行信息、序列化和导入逻辑，优化报销审批流
和工作流常量，增强 Hermes 同步和知识同步能力，前端新增费
用画像详情弹窗、雷达图和风险卡片组件，完善登录页和工作台
样式，优化文档中心和归档中心交互，补充单元测试。

server/tests/test_reimbursement_endpoints.py

@@ -364,7 +364,7 @@ def test_approve_claim_endpoint_routes_direct_manager_claim_to_finance_review()
     assert "manager-approve-api@example.com" not in approval_events[0]["message"]
 
 
-def test_approve_application_endpoint_completes_after_direct_manager_review() -> None:
+def test_approve_application_endpoint_routes_direct_manager_review_to_budget_review() -> None:
     client, session_factory = build_client()
     with session_factory() as db:
         manager = Employee(
@@ -415,15 +415,15 @@ def test_approve_application_endpoint_completes_after_direct_manager_review() ->
 
     assert response.status_code == 200
     payload = response.json()
-    assert payload["status"] == "approved"
-    assert payload["approval_stage"] == "审批完成"
+    assert payload["status"] == "submitted"
+    assert payload["approval_stage"] == "预算管理者审批"
     assert any(
         item["source"] == "manual_approval"
         and item["event_type"] == "expense_application_approval"
         and item["opinion"] == "业务必要，同意申请。"
         and item["operator"] == "李经理"
-        and item["next_status"] == "approved"
-        and item["next_approval_stage"] == "审批完成"
+        and item["next_status"] == "submitted"
+        and item["next_approval_stage"] == "预算管理者审批"
         for item in payload["risk_flags_json"]
     )