docs: expand navigation and full-stack guides

public/docs-index.json

@@ -220,6 +220,13 @@
       "version": "0.8.7",
       "stability": "preview"
     },
+    {
+      "url": "/guides/full-stack-auth-demo",
+      "title": "full stack auth demo",
+      "section": "guide",
+      "version": "0.8.7",
+      "stability": "preview"
+    },
     {
       "url": "/examples",
       "title": "examples",