feat: 新增用车需求服务及线索管理全功能

- 新增后台用车服务配置模块，支持维护服务简介、优势与使用流程
- 新增需求线索管理页面，支持筛选、查看与更新用车线索状态
- 新增小程序用车需求页面，优化登录路径与回跳逻辑
- 优化车型卡片跳转与用车需求提交功能
- 新增服务端API与数据处理逻辑，完善权限校验
- 更新全站配置与API文档，新增相关测试用例

WonderQ-Admin/app/routers/public.py

@@ -1,8 +1,9 @@
+from datetime import datetime, time
 from fastapi import APIRouter, Depends, HTTPException, status
 from sqlalchemy import select
 from sqlalchemy.orm import Session, selectinload
 from .shared import site_config
-from ..auth import create_customer_token, require_customer
+from ..auth import create_customer_token, optional_customer, require_customer
 from ..api_response import success_response
 from ..database import get_db
 from ..models import ConciergeAdvisor, Customer, DetailRecord, HomeTeamBuilding, HomeWanfaRecommendation, HomeWildArchive, Lead, WanfaCategory
@@ -170,8 +171,27 @@ def current_customer(customer: Customer = Depends(require_customer)):
 
 
 @router.post("/api/public/leads", status_code=status.HTTP_201_CREATED)
-def create_lead(body: LeadCreateIn, db: Session = Depends(get_db)):
-    lead = Lead(**body.model_dump(exclude_none=True), status="new")
+def create_lead(
+    body: LeadCreateIn,
+    customer: Customer | None = Depends(optional_customer),
+    db: Session = Depends(get_db),
+):
+    if body.leadType == "vehicle" and customer is None:
+        raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED, detail="用车需求提交前请先登录")
+
+    payload = body.model_dump(exclude_none=True, exclude={"vehicleDemand"})
+    if body.leadType == "vehicle" and body.vehicleDemand:
+        demand = body.vehicleDemand
+        payload.update(
+            {
+                "customerId": customer.id if customer else None,
+                "destination": demand.dropoffLocation,
+                "travelDate": datetime.combine(demand.travelDate, time.min),
+                "peopleCount": demand.peopleCount,
+                "vehicleDemand": demand.model_dump(mode="json"),
+            }
+        )
+    lead = Lead(**payload, status="new")
     db.add(lead)
     db.commit()
     db.refresh(lead)