feat: 引入 ECharts 统一图表并完善员工画像标签分页

后端优化员工行为画像服务和辅助函数，完善系统设置模型和
配置持久化，前端引入 ECharts 替换所有图表组件实现统一
渲染，新增员工画像标签分页器和数字员工工作记录组件，优
化工作台响应式布局和登录页过渡动画，完善预算中心和数字
员工页面样式细节。

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

@@ -3,9 +3,11 @@ from __future__ import annotations
 from typing import Annotated
 
 from fastapi import APIRouter, Depends, Query
+from sqlalchemy import func, or_, select
 from sqlalchemy.orm import Session
 
 from app.api.deps import CurrentUserContext, get_current_user, get_db
+from app.models.employee import Employee
 from app.schemas.employee_profile import EmployeeProfileLatestRead
 from app.services.employee_behavior_profile_service import EmployeeBehaviorProfileService
 
@@ -14,6 +16,53 @@ DbSession = Annotated[Session, Depends(get_db)]
 CurrentUser = Annotated[CurrentUserContext, Depends(get_current_user)]
 
 
+@router.get(
+    "/me/latest",
+    response_model=EmployeeProfileLatestRead,
+    summary="读取当前登录人的最新用户画像",
+    description="按当前登录用户的邮箱或姓名匹配员工目录，返回个人工作台使用的综合用户画像。",
+)
+def get_current_employee_latest_profile(
+    db: DbSession,
+    current_user: CurrentUser,
+    scene: Annotated[str, Query(max_length=50)] = "operations",
+    window_days: Annotated[int, Query(ge=1, le=365)] = 90,
+    expense_type_scope: Annotated[str, Query(max_length=50)] = "overall",
+) -> EmployeeProfileLatestRead:
+    employee = _resolve_current_employee(db, current_user)
+    if employee is None:
+        return EmployeeProfileLatestRead(
+            employee_id=current_user.username,
+            employee_name=current_user.name,
+            scene=scene,
+            window_days=window_days,
+            expense_type_scope=expense_type_scope,
+            empty_reason="当前登录用户未匹配到员工目录，暂无法形成用户画像。",
+        )
+
+    service = EmployeeBehaviorProfileService(db)
+    latest = service.get_latest_profile(
+        employee_id=employee.id,
+        scene=scene,
+        window_days=window_days,
+        expense_type_scope=expense_type_scope,
+    )
+    if latest.empty_reason:
+        service.refresh_employee_profiles(
+            employee_id=employee.id,
+            window_days=(window_days,),
+            expense_type_scope=expense_type_scope,
+            source_task_type="workbench_on_demand",
+        )
+        latest = service.get_latest_profile(
+            employee_id=employee.id,
+            scene=scene,
+            window_days=window_days,
+            expense_type_scope=expense_type_scope,
+        )
+    return latest
+
+
 @router.get(
     "/{employee_id}/latest",
     response_model=EmployeeProfileLatestRead,
@@ -37,3 +86,32 @@ def get_employee_latest_profile(
         window_days=window_days,
         expense_type_scope=expense_type_scope,
     )
+
+
+def _resolve_current_employee(
+    db: Session,
+    current_user: CurrentUserContext,
+) -> Employee | None:
+    identities = [
+        str(current_user.username or "").strip(),
+        str(current_user.name or "").strip(),
+    ]
+    normalized = [item for item in dict.fromkeys(identities) if item]
+    if not normalized:
+        return None
+
+    email_values = [item.lower() for item in normalized if "@" in item]
+    exact_values = [item for item in normalized if "@" not in item]
+    conditions = []
+
+    if email_values:
+        conditions.append(func.lower(Employee.email).in_(email_values))
+    if exact_values:
+        conditions.append(Employee.name.in_(exact_values))
+        conditions.append(Employee.employee_no.in_(exact_values))
+
+    if not conditions:
+        return None
+
+    stmt = select(Employee).where(or_(*conditions)).order_by(Employee.created_at.asc()).limit(1)
+    return db.scalars(stmt).first()