✨ feat(activities): 添加活动场地位置ID字段

- 在活动编辑表单中新增venueLocationId字段
- 支持活动场地位置信息的保存功能

web/src/client/admin/pages/Activities.tsx

@@ -458,6 +458,7 @@ export const ActivitiesPage: React.FC = () => {
               type: editingActivity.type,
               startDate: new Date(editingActivity.startDate),
               endDate: new Date(editingActivity.endDate),
+              venueLocationId: editingActivity.venueLocationId,
               isDisabled: editingActivity.isDisabled
             } : undefined}
             onSubmit={handleFormSubmit}