feat: 双模式集成并精简 API 文档/Token、设置页卡片自适应

- 源/仓库各自可在直连(FTP/SFTP、MySQL)与 Metrix 存储/数据库平台间独立选择，两侧互不依赖
- Metrix 模式下源走平台储存 API、仓库走平台导入 + run-script(single_session)、查看导出代理到平台
- 去掉对外 API 文档与 API Token（前后端 + auth/config 解耦），业务接口仅登录态可访问
- 授权默认到期日改为 2026-12-30
- 设置页卡片改横向自适应（宽屏并排、窄屏换行），处理历史保留卡片收窄

frontend/src/router.ts

@@ -5,7 +5,6 @@ const HistoryPanel = () => import('./components/HistoryPanel.vue');
 const DatabasePanel = () => import('./components/DatabasePanel.vue');
 const SettingsPanel = () => import('./components/SettingsPanel.vue');
 const ScriptPanel = () => import('./components/ScriptPanel.vue');
-const ApiDocs = () => import('./components/ApiDocs.vue');
 
 export const routes: RouteRecordRaw[] = [
   { path: '/', redirect: { name: 'workflow' } },
@@ -13,7 +12,6 @@ export const routes: RouteRecordRaw[] = [
   { path: '/history', name: 'history', component: HistoryPanel, meta: { title: '处理历史' } },
   { path: '/database', name: 'database', component: DatabasePanel, meta: { title: '数据管理' } },
   { path: '/script', name: 'script', component: ScriptPanel, meta: { title: '脚本编辑' } },
-  { path: '/api-docs', alias: '/api-center', name: 'api-center', component: ApiDocs, meta: { title: 'API 文档' } },
   { path: '/settings', name: 'settings', component: SettingsPanel, meta: { title: '系统设置' } },
   { path: '/:pathMatch(.*)*', redirect: { name: 'workflow' } }
 ];