Starts your Phoenix app and records what you do in it, then writes it as a scenario.
$ mix stampede.record Checkout
Open the app in your browser, click through what a user would do, and press
Enter in the terminal when you're done. That writes loadtest/checkout.exs,
with your clicks, forms, navigation and pauses, ready for
mix stampede.run.
Passwords and other fields that look sensitive are replaced with
"CHANGE_ME". The recording guide has what's recorded and
what isn't.
Options
--force- overwrites the file without asking