Allow custom url

cmd/zurg/main.go

@@ -10,6 +10,7 @@ import (
 
 func main() {
 	var configPath string // Variable to hold the config path
+	var testURL string    // Variable to hold the download URL
 
 	var rootCmd = &cobra.Command{
 		Use: "zurg",
@@ -49,10 +50,13 @@ func main() {
 		Use:   "network-test",
 		Short: "Test your network with RD servers",
 		Run: func(cmd *cobra.Command, args []string) {
-			internal.NetworkTest()
+			internal.NetworkTest(testURL) // Pass the downloadURL to NetworkTest
 		},
 	}
 
+	// Adding a flag for the test URL with a default value
+	networkTestCmd.Flags().StringVarP(&testURL, "test-url", "t", "", "URL to test network with")
+
 	rootCmd.AddCommand(versionCmd, clearDownloadsCmd, clearTorrentsCmd, networkTestCmd)
 
 	if err := rootCmd.Execute(); err != nil {