docs: redesign table of content (#12647)

* implement toc

* added to projects

* fixes and adapt for references

* added product frontmatter

* remove action menu from 404 pages

www/apps/user-guide/config/index.ts

@@ -1,6 +1,7 @@
 import { DocsConfig, Sidebar } from "types"
 import { generatedSidebars } from "@/generated/sidebar.mjs"
 import { globalConfig } from "docs-ui"
+import { basePathUrl } from "../utils/base-path-url"
 
 const baseUrl = process.env.NEXT_PUBLIC_BASE_URL || "http://localhost:3000"
 
@@ -23,4 +24,11 @@ export const config: DocsConfig = {
       },
     ],
   },
+  version: {
+    ...globalConfig.version,
+    bannerImage: {
+      light: basePathUrl("/images/get-started-card.png"),
+      dark: basePathUrl("/images/get-started-card-dark.png"),
+    },
+  },
 }