use pre defined Version field in root cmd

Author: itsksaurabh

cmd/root.go

@@ -13,8 +13,9 @@ func NewRootCmd(version string) *cobra.Command {
 	ctx := context.Background()
 
 	cmd := &cobra.Command{
-		Use:   "janus",
-		Short: "Janus is an API Gateway",
+		Use:     "janus",
+		Version: version,
+		Short:   "Janus is an API Gateway",
 		Long: `
 This is a lightweight API Gateway and Management Platform that enables you
 to control who accesses your API, when they access it and how they access it.
@@ -26,7 +27,6 @@ Complete documentation is available at https://hellofresh.gitbooks.io/janus`,
 	cmd.PersistentFlags().StringVarP(&configFile, "config", "c", "", "Config file (default is $PWD/janus.toml)")
 
 	cmd.AddCommand(NewCheckCmd(ctx))
-	cmd.AddCommand(NewVersionCmd(ctx, version))
 	cmd.AddCommand(NewServerStartCmd(ctx, version))
 
 	return cmd