chore: Renaming api_reference to reference_api.

pages/_meta.json

@@ -4,12 +4,12 @@
     "type": "page",
     "display": "hidden"
   },
-  "api_reference": {
+  "reference_api": {
     "title": "API Reference",
     "type": "page",
     "private": {
       "private": true,
-      "roles": ["role1", "role2"]
+      "roles": ["user"]
     }
   },
   "about": {

pages/api_reference/_meta.json → pages/reference_api/_meta.json

@@ -6,6 +6,9 @@
   "users": "users",
   "mega_private": {
     "title": "Mega Private Section",
-    "private": true
+    "private": {
+      "private": true,
+      "roles": ["cant_enter"]
+    }
   }
 }