Both the Genero Studio User Action functionality and the execute front-call generate the same question. The question typically arises because you find you can enter a simple one word command and it will execute but then when you add more to the command such as redirection, setting of environment, the command will not execute as you think it should.
The trick is to make the command you are executing a shell such as sh, bash, zsh (Linux and OSX) or cmd (Windows), and what you want to execute as arguments to this.
Read more at
https://4js.com/ask-reuben/ig-247/