feat(competition): 实现比赛创建功能并集成后端API

- 新增比赛创建页面，包含基本信息、组别管理和题目配置三个步骤
- 添加 OSS 图片上传组件，支持海报上传到阿里云OSS
- 集成后端API：获取房间列表、创建活动、创建队伍和创建题目
- 优化表单数据绑定和验证逻辑，使用防抖减少频繁更新
- 修复组别管理Excel导入的数据填充问题
- 更新类型定义，添加CommonResponse和比赛相关接口类型

apps/admin/src/typings/components.d.ts

@@ -147,6 +147,7 @@ declare module 'vue' {
     NTreeSelect: typeof import('naive-ui')['NTreeSelect']
     NUpload: typeof import('naive-ui')['NUpload']
     NWatermark: typeof import('naive-ui')['NWatermark']
+    OssImageUpload: typeof import('./../components/common/oss-image-upload/index.vue')['default']
     PageHeader: typeof import('./../components/common/page-header.vue')['default']
     PinToggler: typeof import('./../components/common/pin-toggler.vue')['default']
     ReloadButton: typeof import('./../components/common/reload-button.vue')['default']
@@ -307,6 +308,7 @@ declare global {
   const NTreeSelect: typeof import('naive-ui')['NTreeSelect']
   const NUpload: typeof import('naive-ui')['NUpload']
   const NWatermark: typeof import('naive-ui')['NWatermark']
+  const OssImageUpload: typeof import('./../components/common/oss-image-upload/index.vue')['default']
   const PageHeader: typeof import('./../components/common/page-header.vue')['default']
   const PinToggler: typeof import('./../components/common/pin-toggler.vue')['default']
   const ReloadButton: typeof import('./../components/common/reload-button.vue')['default']