perf: 优化工作流与智能体编排界面性能

- 使用登录态独立全屏壳层承载编排页面

- 保留鉴权、锁屏、水印及原有设计器功能

- 增加独立路由回归测试

easyflow-ui-admin/app/src/router/__tests__/agent-design-route.test.ts

@@ -0,0 +1,28 @@
+import { describe, expect, it } from 'vitest';
+
+import agentDesignRoutes from '../routes/external/agent-design';
+import agentRoutes from '../routes/modules/agent';
+
+describe('agent design route', () => {
+  it('keeps the standalone designer outside dynamic menu routes', () => {
+    const designRoute = agentDesignRoutes.find(
+      (route) => route.name === 'AgentDesigner',
+    );
+
+    expect(agentRoutes.some((route) => route.name === 'AgentDesigner')).toBe(
+      false,
+    );
+    expect(designRoute).toBeDefined();
+    expect(designRoute?.path).toBe('/ai/agents/designer/:id');
+    expect(designRoute?.meta).toMatchObject({
+      activePath: '/ai/agents',
+      hideInBreadcrumb: true,
+      hideInMenu: true,
+      hideInTab: true,
+      noBasicLayout: true,
+      openInNewWindow: true,
+    });
+    expect(designRoute?.meta?.ignoreAccess).not.toBe(true);
+    expect(designRoute?.component).toBeTypeOf('function');
+  });
+});