Fix UniGetUI launching on uninstall (fix #2227)

Author: marticliment

src/UniGetUI/CLIHandler.cs

@@ -8,6 +8,8 @@ public static class CLIHandler
     public const string HELP = "--help";
     public const string DAEMON = "--daemon";
     public const string MIGRATE_WINGETUI_TO_UNIGETUI = "--migrate-wingetui-to-unigetui";
+    public const string UNINSTALL_WINGETUI = "--uninstall-wingetui";
+    public const string UNINSTALL_UNIGETUI = "--uninstall-unigetui";
 
     public const string IMPORT_SETTINGS = "--import-settings";
     public const string EXPORT_SETTINGS = "--export-settings";
@@ -221,4 +223,10 @@ public static int WingetUIToUniGetUIMigrator()
             return ex.HResult;
         }
     }
+
+    public static int UninstallUniGetUI()
+    {
+        // There is currently no uninstall logic. However, this needs to be maintained, or otherwhise UniGetUI will launch on uninstall
+        return 0;
+    }
 }

src/UniGetUI/EntryPoint.cs

@@ -24,6 +24,11 @@ private static void Main(string[] args)
                     int ret = CLIHandler.WingetUIToUniGetUIMigrator();
                     Environment.Exit(ret);
                 }
+                else if (args.Contains(CLIHandler.UNINSTALL_UNIGETUI) || args.Contains(CLIHandler.UNINSTALL_WINGETUI))
+                {
+                    int ret = CLIHandler.UninstallUniGetUI();
+                    Environment.Exit(ret);
+                }
                 else if (args.Contains(CLIHandler.IMPORT_SETTINGS))
                 {
                     int ret = CLIHandler.ImportSettings();