feat(admin): enhance program config with CRUD and reorder

- Change "结果展示" to "投票结果" in global controls
- Add program edit modal with name, team, performer, remark fields
- Add move up/down buttons for program reordering
- Add delete program with confirmation
- Add "添加节目" button for creating new programs
- Add responsive styles for mobile view

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

packages/client-screen/src/router/index.ts

@@ -43,7 +43,7 @@ const router = createRouter({
       path: '/screen/results',
       name: 'screen-results',
       component: () => import('../views/VoteResultsView.vue'),
-      meta: { title: '年会大屏 - 投票结果' },
+      meta: { title: '年会大屏 - 结果展示' },
     },
     {
       path: '/screen/lottery-results',