feat(okr): Phase2 - 行业扩展包12个+OKR模板库页面

- 插入12个行业包模板：贸易经销(7)+IT服务(5)
- 后端: name搜索+apply端点
- 前端: OKRTemplates.vue页面（搜索/筛选/三分区/应用弹窗）
- 路由+菜单+权限配置

frontend/src/router/index.ts

@@ -34,6 +34,7 @@ const routes = [
       { path: 'dupont-analysis', name: 'DupontAnalysis', component: () => import('@/views/DupontAnalysis.vue'), meta: { title: '杜邦分析', roles: ['ceo', 'finance', 'it'] } },
       { path: 'data-quality', name: 'DataQuality', component: () => import('@/views/DataQuality.vue'), meta: { title: '数据质量', roles: ['ceo', 'finance', 'it'] } },
       { path: 'bi-reports', name: 'BiReports', component: () => import('@/views/BIReportCenter.vue'), meta: { title: 'BI报表', roles: ['ceo', 'finance', 'business'] } },
+      { path: 'okr-templates', name: 'OKRTemplates', component: () => import('@/views/OKRTemplates.vue'), meta: { title: 'OKR模板库', roles: ['ceo', 'finance', 'it'] } },
     ]
   },
 ]