feat: 管理端 RBAC 权限体系与员工管理

新增多角色权限控制（赛事/财务/客服管理员），支持员工 CRUD、路由菜单按权限显隐、审计日志范围过滤；登录返回角色与权限列表。玩家端赛事列表增加静默刷新避免图片闪烁。Seed 补充演示员工账号与充值相关权限。附带 RBAC/审计范围单元测试及 UAT 文档更新。

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

apps/player/src/views/HomeView.vue

@@ -1,4 +1,5 @@
 <script setup lang="ts">
+import { onActivated } from 'vue';
 import { useRouter } from 'vue-router';
 import { useI18n } from 'vue-i18n';
 import emptyMatchesImg from '../assets/images/empty-matches.svg';
@@ -20,6 +21,8 @@ const { pullDistance, refreshing, spinning, progress } = usePullToRefresh({
   onRefresh: async () => { await load(true); },
 });
 
+onActivated(() => { void load(true); });
+
 const pullIndicatorStyle = () => ({
   height: `${pullDistance.value}px`,
   opacity: Math.min(pullDistance.value / 48, 1),