feat(server): owner role group, custom role colors with effects and animated avatars

contracts/api.schemas.json

@@ -1,6 +1,6 @@
 {
   "$schema": "https://json-schema.org/draft/2020-12/schema",
-  "x-backend-contract-sha256": "2a28bf52c136caa7c0b86fc2630153cb71529e3c5d85c3b7196e9d9a04d63b75",
+  "x-backend-contract-sha256": "8e42178b1777925d0d9226bf2627fb82e637e0c89deb079d3a4d4eecd3a5fa4e",
   "$defs": {
     "AccountChannelBody": {
       "type": "object",