Remove unused setting

Author: marticliment

src/UniGetUI.Core.Settings/SettingsEngine_Names.cs

@@ -77,7 +77,6 @@ public enum K
         KillProcessesThatRefuseToDie,
         ManagerPaths,
         GitHubUserLogin,
-        GitHubGistId,
 
         Test1,
         Test2,
@@ -166,7 +165,6 @@ public static string ResolveKey(K key)
             K.KillProcessesThatRefuseToDie => "KillProcessesThatRefuseToDie",
             K.ManagerPaths => "ManagerPaths",
             K.GitHubUserLogin => "GitHubUserLogin",
-            K.GitHubGistId => "GitHubGistId",
 
             K.Test1 => "TestSetting1",
             K.Test2 => "TestSetting2",

src/UniGetUI/Services/GitHubAuthService.cs

@@ -18,7 +18,6 @@ public class GitHubAuthService
         private const string RedirectUri = "http://127.0.0.1:58642/";
 
         private readonly GitHubClient _client;
-        private const Settings.K GitHubUserLoginSettingKey = Settings.K.GitHubUserLogin;
 
         public GitHubAuthService()
         {
@@ -119,7 +118,7 @@ private async Task<bool> CompleteSignInAsync(string code)
                 var user = await userClient.User.Current();
                 if (user != null)
                 {
-                    Settings.SetValue(GitHubUserLoginSettingKey, user.Login);
+                    Settings.SetValue(Settings.K.GitHubUserLogin, user.Login);
                     Logger.Info($"Logged in as GitHub user: {user.Login}");
                 }
                 else
@@ -145,10 +144,10 @@ public async Task SignOutAsync()
             Logger.Info("GitHub sign-out complete.");
         }
 
-        private async Task ClearAuthenticatedUserDataAsync()
+        private static async Task ClearAuthenticatedUserDataAsync()
         {
             await SecureTokenManager.DeleteTokenAsync();
-            Settings.SetValue(GitHubUserLoginSettingKey, ""); // Clear stored username
+            Settings.SetValue(Settings.K.GitHubUserLogin, ""); // Clear stored username
         }
 
         public async Task<string?> GetAccessTokenAsync()
@@ -158,7 +157,7 @@ private async Task ClearAuthenticatedUserDataAsync()
 
         public async Task<string?> GetAuthenticatedUserLoginAsync()
         {
-            string? storedLogin = Settings.GetValue(GitHubUserLoginSettingKey);
+            string? storedLogin = Settings.GetValue(Settings.K.GitHubUserLogin);
             await Task.CompletedTask;
             return string.IsNullOrEmpty(storedLogin) ? null : storedLogin;
         }