Magento is an open-source eCommerce web application. For more information about Magento, please visit their site at:
It is no longer possible to install Magento (versions 2.4+) on DreamHost servers since Magento now requires Elasticsearch to be installed on the server in order to function.
If you would like to run Magento 2.4+ on a DreamHost server, the only option would be to upgrade to a Dedicated Server. You could then manually install Elasticsearch and Magento.
Please note that DreamHost support is unable to assist with this type of custom installation.