Over this reverse proxy I can access phpMyAdmin via HTTPS. Furthermore I modified my MariaDB config slightly, as it is described on DockerHub, to implement SSL certificates.

"localhost/phpmyadmin" is a web-based application used for managing MySQL and MariaDB databases. It provides an easy-to-use interface for managing databases, tables, and other database-related tasks.

PhpMyAdmin is used as the backend database interface for a number of leading content management systems deployed by businesses, including WordPress, Joomla and Drupal. Thanks to the phpMyAdmin Web ...