Merge pull request #94 from nullinside-development-group/fix/auth

fix: error message when changing credentials

Author: ProgrammingByPermutation

src/Nullinside.Api.Common/Twitch/TwitchClientProxy.cs

@@ -108,10 +108,15 @@ public static TwitchClientProxy Instance {
   public string? TwitchOAuthToken {
     get => _twitchOAuthToken;
     set {
+      if (value == _twitchOAuthToken) {
+        return;
+      }
+      
       _twitchOAuthToken = value;
 
       // If we have a client, try to connect.
       if (null != _client) {
+        _client.Disconnect();
         _client.SetConnectionCredentials(new ConnectionCredentials(TwitchUsername, value));
         Connect();
       }