feat(projects): add video document menu.

src/router/elegant/transform.ts

@@ -170,6 +170,7 @@ const routeMap: RouteMap = {
   "document": "/document",
   "document_project": "/document/project",
   "document_project-link": "/document/project-link",
+  "document_video": "/document/video",
   "document_vue": "/document/vue",
   "document_vite": "/document/vite",
   "document_unocss": "/document/unocss",

src/router/routes/index.ts

@@ -145,6 +145,18 @@ const customRoutes: CustomRoute[] = [
           href: 'https://docs.soybeanjs.cn/zh'
         }
       },
+      {
+        name: 'document_video',
+        path: '/document/video',
+        component: 'view.iframe-page',
+        meta: {
+          title: 'document_video',
+          i18nKey: 'route.document_video',
+          order: 2,
+          localIcon: 'logo',
+          href: 'https://www.bilibili.com/video/BV1YKdRYXELC'
+        }
+      },
       {
         name: 'document_unocss',
         path: '/document/unocss',