Moved Requests classes to here. Added some checks to requests.

Requests/GetEnabledTTSVoices.cs

@@ -1,5 +1,4 @@
 using HermesSocketLibrary.db;
-using HermesSocketLibrary.Requests;
 using ILogger = Serilog.ILogger;
 
 namespace HermesSocketServer.Requests
@@ -7,7 +6,7 @@ namespace HermesSocketServer.Requests
     public class GetEnabledTTSVoices : IRequest
     {
         public string Name => "get_enabled_tts_voices";
-
+        public string[] RequiredKeys => [];
         private readonly Database _database;
         private readonly ILogger _logger;
 
@@ -27,7 +26,7 @@ namespace HermesSocketServer.Requests
                 + "WHERE \"userId\" = @user AND state = true";
             await _database.Execute(sql, temp, (r) => voices.Add(r.GetString(0)));
             _logger.Information($"Fetched all enabled TTS voice for channel [channel: {sender}]");
-            return new RequestResult(true, voices, notifyClientsOnAccount: false);
+            return RequestResult.Successful(voices, notifyClientsOnAccount: false);
         }
     }
 }