cleanup a bit

src/mfer.go

@@ -15,18 +15,37 @@ func printBanner(Appname, Version, Buildarch string) {
 	pterm.DefaultCenter.Println(s) // Print BigLetters with the default CenterPrinter
 }
 
+func disableStyling() {
+	pterm.DisableColor()
+	pterm.DisableStyling()
+	pterm.Debug.Prefix.Text = ""
+	pterm.Info.Prefix.Text = ""
+	pterm.Success.Prefix.Text = ""
+	pterm.Warning.Prefix.Text = ""
+	pterm.Error.Prefix.Text = ""
+	pterm.Fatal.Prefix.Text = ""
+}
+
+func init() {
+	if _, exists := os.LookupEnv("NO_COLOR"); exists {
+		disableStyling()
+	}
+}
+
 func Run(Appname, Version, Buildarch string) int {
 	printBanner(Appname, Version, Buildarch)
 	app := &cli.App{
-		Name:  Appname,
-		Usage: "Manifest generator",
+		Name:                 Appname,
+		Usage:                "Manifest generator",
+		Version:              Version,
+		EnableBashCompletion: true,
 		Commands: []*cli.Command{
 			{
 				Name:    "generate",
 				Aliases: []string{"gen"},
 				Usage:   "Generate manifest file",
 				Action: func(c *cli.Context) error {
-					return generateManifest(".", "./index.mf")
+					return generateManifest(c.String("input"), c.String("output"))
 				},
 				Flags: []cli.Flag{
 					&cli.StringFlag{