In the end we have 5 Docker Containers, we create them step by step, i try to keep this tutorial short as possible. (portainer, synapse, synapse-postgres, nginx, synapse-admin)/ Let´s beginn the installation: 1. Setup Domain and open Ports First register a Domain and point the IP-Address to: „matrix.domain.org“ i use for demonstration „matrix.domain.org“ make sure…