Summary

Most standard modules will fit in the column for charger.

Spring contacts
https://www.aliexpress.com/item/4000953728880.html

Latching On Off button
https://www.aliexpress.com/item/32956631402.html

1S module
https://www.aliexpress.com/item/32930640893.html

Module with 5V booster
https://www.aliexpress.com/item/1005004616088520.html

1s 3A module (needs slightly longer cutout.)
https://www.aliexpress.com/item/4001185451085.html

If you want to thank me for my work with a donate I would appreciate it. :)
(as I was a streamer I provide this link) https://streamelements.com/vincentpartman/tip