Custom tab

Hi there,

What lorro said and also:

* https://github.com/woocommerce/woocommerce/wiki/Customising-account-page-tabs
* https://rudrastyh.com/woocommerce/my-account-menu.html
* https://businessbloomer.com/woocommerce-how-to-customize-the-my-account-page/

I am marking this as resolved, but feel free to follow up or open a new thread anytime.