configuration option to auto-invite matrix users

registration.example.yaml

@@ -18,3 +18,5 @@ ooye:
   max_file_size: 5000000
   server_name: [the part after the colon in your matrix id, like cadence.moe]
   server_origin: [the full protocol and domain of your actual matrix server's location, with no trailing slash, like https://matrix.cadence.moe]
+  invite:
+    # - @cadence:cadence.moe # uncomment this to auto-invite the named user to newly created spaces