* Dockerfile: make image slimmer, based on distroless
* GitHub Actions: configure docker buildx
* GitHub Actions: move to ghcr.io
* Move dockerfile, add solc-install wrapper
* Add solc-select to python environment
* Disable wheel caching
* Add debian-based image
* Build and tag both debian and distroless images
* Reorganize tags, use build and push action
* Add NVM variant
* Indicate Dockerfile path correctly
* Unify Debian variants
* Switch to Docker metadata action
* Improve Docker section on README
* Enable caching of layers
* Update action versions
* Move back to Ubuntu
To keep the same distro we were using previously
* Disable building distroless
* Publish the images under the previous names
* Fix naming and publishing
* Use ubuntu focal
Try fixing missing __xmknod symbol with ubuntu jammy
* Make apt-get installs non-interactive
* Remove 'ubuntu' ghcr image name
* Add setuptools, distutils and pip
Otherwise the final environment is slightly broken if someone tries
to install extra packages
* Add UTF-8 locale
Echidna prints emojis and will throw an error if the locale is not
set correctly.
* README: fix some markdownlint warnings
* README: adjust Docker documentation
Benjamin Samuels