I made a Typescript-based CLI and package [0] you can import into projects, extend [1], and get metrics [2]. Hopefully others can find this useful. I built in response validation, lots of configurable stuff, fully tested.

[0] https://github.com/keybittech/wizapp

[1] https://github.com/jcmccormick/wc/blob/main/api/src/modules/...

[2] https://gist.githubusercontent.com/jcmccormick/38b5527c16479...