feat: 新增路线详情关联管家顾问及相关功能

详细变更如下：
- 更新 .gitignore 文件，添加 pnpm-store 忽略规则
- 新增数据库迁移脚本，为 DetailRecord 添加可空的 conciergeAdvisorId 字段用于关联管家顾问
- 完善 Admin 后台玩法详情编辑器，支持选择关联的管家顾问并校验合法性
- 公共 API 支持返回已启用的管家顾问完整数据，不在详情表中冗余存储管家资料
- 小程序端新增详情页联系管家入口、个人页最近浏览历史功能
- 更新所有相关文档与测试用例，修复下拉选择框的 z-index 样式问题

WonderQ-Admin/app/routers/admin.py

@@ -841,6 +841,18 @@ def detail_key_conflict(db: Session, key: str, current_id: str | None = None) ->
         detail_error(409, "详情 key 已存在", "DETAIL_KEY_EXISTS", {"key": key})
 
 
+def validate_detail_concierge_advisor(db: Session, advisor_id: str | None) -> None:
+    if not advisor_id:
+        return
+    if not db.get(ConciergeAdvisor, advisor_id):
+        detail_error(
+            422,
+            "关联的管家顾问不存在",
+            "DETAIL_CONCIERGE_ADVISOR_INVALID",
+            {"conciergeAdvisorId": advisor_id},
+        )
+
+
 def validate_detail_order(item_ids: list[str], current_ids: list[str]) -> None:
     validate_wanfa_order(item_ids, current_ids, "DETAIL_REORDER_INVALID")
 
@@ -881,6 +893,7 @@ def create_detail(
     db: Session = Depends(get_db),
 ):
     detail_key_conflict(db, body.key)
+    validate_detail_concierge_advisor(db, body.conciergeAdvisorId)
     detail = DetailRecord(
         **body.model_dump(exclude={"sortOrder"}),
         sortOrder=body.sortOrder if body.sortOrder is not None else next_site_sort_order(db, DetailRecord),
@@ -905,6 +918,8 @@ def update_detail(
     before = detail_record_dict(detail)
     if "key" in body.model_fields_set:
         detail_key_conflict(db, body.key or "", detail.id)
+    if "conciergeAdvisorId" in body.model_fields_set:
+        validate_detail_concierge_advisor(db, body.conciergeAdvisorId)
     for field in body.model_fields_set:
         setattr(detail, field, getattr(body, field))
     db.flush()