Docker most definitely has ARM and multi-architecture support. That is, assuming the particular image you are attempting to pull has been published using the Manifest V2 spec and has ARM images published. The issue you mention is an issue with the image publisher/maintainer not Docker itself.

I maintain a number of Docker images that have multiarch support (as seen in the Tags view on DockerHub:

https://hub.docker.com/r/jmb12686/socat/ https://hub.docker.com/r/jmb12686/unifi https://hub.docker.com/r/jmb12686/elasticsearch/ https://hub.docker.com/r/jmb12686/kibana/ https://hub.docker.com/r/jmb12686/filebeat/ https://hub.docker.com/r/jmb12686/cadvisor/