see desc.

I forgot to "uninclude" some code in the last commit as it doesn't do anything at the moment and doesn't contribute to the Schema generation... but hey ho, may as well throw the rest in haha!

Examples/SchemaBuilder/Schemas/Message.php

@@ -31,6 +31,12 @@ class Message
             "https://schemas.auxiliumsoftware.co.uk/v1/collection.json"
         ],
         MaxSize: 0,
+        Child: [
+            "@comment"=>"All direct recipients should be addressed",
+            "@valid_schemas"=>[
+                "https://schemas.auxiliumsoftware.co.uk/v1/user.json"
+            ]
+        ]
     )]
     public string $Recipients;