fix: support --version flag

cmd/root.go

@@ -51,13 +51,20 @@ func registerCommands() {
 	// file transfer via croc
 	rootCmd.AddCommand(croc.ReceiveCmd)
 	rootCmd.AddCommand(croc.SendCmd)
+
+	// Version
+	rootCmd.Version = version
+	rootCmd.Flags().BoolP("version", "v", false, "Print the version of runpodctl")
+	rootCmd.SetVersionTemplate(`{{printf "runpodctl %s\n" .Version}}`)
 }
 
 // Execute adds all child commands to the root command and sets flags appropriately.
 // This is called by main.main(). It only needs to happen once to the rootCmd.
 func Execute(ver string) {
 	version = ver
 	api.Version = ver
+	rootCmd.Version = ver
+
 	if err := rootCmd.Execute(); err != nil {
 		fmt.Fprintf(os.Stderr, "Error: %v\n", err)
 		os.Exit(1)

cmd/version.go

@@ -7,9 +7,10 @@ import (
 )
 
 var versionCmd = &cobra.Command{
-	Use:   "version",
-	Short: "runpodctl version",
-	Long:  "runpodctl version",
+	Use:    "version",
+	Short:  "runpodctl version",
+	Long:   "runpodctl version",
+	Hidden: true,
 	Run: func(c *cobra.Command, args []string) {
 		fmt.Println("runpodctl " + version)
 	},