If you’re running a powerful enough machine to handle traffic for all three and you need separate installs for each country, maybe use discourse multisite?
While multisite is supported in the Discourse application, this is an advanced sysadmin setup. If you don’t know what you’re doing, do not set up multisite. The Discourse team is unable to provide multisite configuration support.
If you wish to host multiple domains on a singled Docker setup, you’ll need a multisite configuration. Here are the basic building blocks for one.
Understand hooks
Multisite is a fairly advanced topic. Before attempting a multisite build, spend some time…