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/src/app/db/base.py

@@ -6,6 +6,7 @@ from app.models.approval import ApprovalRecord
 from app.models.audit_log import AuditLog
 from app.models.budget import BudgetAllocation, BudgetReservation, BudgetTransaction
 from app.models.employee_change_log import EmployeeChangeLog
+from app.models.employee_behavior_profile import EmployeeBehaviorProfileSnapshot
 from app.models.employee import Employee
 from app.models.financial_record import (
     AccountsPayableRecord,
@@ -13,6 +14,8 @@ from app.models.financial_record import (
     ExpenseClaim,
     ExpenseClaimItem,
 )
+from app.models.hermes_config import HermesTaskConfig, HermesTaskExecutionLog
+from app.models.hermes_report import HermesRiskReport
 from app.models.organization import OrganizationUnit
 from app.models.reimbursement import ReimbursementRequest
 from app.models.role import Role
@@ -38,9 +41,13 @@ __all__ = [
     "BudgetReservation",
     "BudgetTransaction",
     "Employee",
+    "EmployeeBehaviorProfileSnapshot",
     "EmployeeChangeLog",
     "ExpenseClaim",
     "ExpenseClaimItem",
+    "HermesTaskConfig",
+    "HermesTaskExecutionLog",
+    "HermesRiskReport",
     "OrganizationUnit",
     "ReimbursementRequest",
     "Role",