feat(admin,player,api): 优胜冠军通用管理与界面精简

管理端新增冠军盘列表/编辑、展开懒加载与 ECharts 修复；各列表页去掉重复标题。玩家端支持多赛事冠军盘、分批加载与语言切换刷新。API 扩展 outright CRUD 与列表性能优化。

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/admin/src/App.vue

@@ -111,20 +111,24 @@ html, body, #app {
   min-height: 0;
   overflow: hidden;
 }
-.admin-list-page > .page-header,
+.admin-list-page > .page-toolbar,
 .admin-list-page > .filter-card,
 .admin-list-page > .tool-card {
   flex-shrink: 0;
 }
+.admin-list-page > .page-toolbar {
+  display: flex;
+  justify-content: flex-end;
+  align-items: center;
+  gap: 8px;
+  margin-bottom: 16px;
+}
 .admin-list-page > .tool-card {
   margin-bottom: 16px;
 }
 .admin-list-page > .filter-card {
   margin-bottom: 16px;
 }
-.admin-list-page > .page-header {
-  margin-bottom: 20px;
-}
 .admin-list-page > .data-card {
   flex: 1;
   min-height: 0;