Merge branch 'main' into freeze-version

.devcontainer/.gitignore

.devcontainer/Dockerfile

.devcontainer/GHC-legacy.Dockerfile

.devcontainer/GHC.Dockerfile

.devcontainer/README.md

.devcontainer/conf/shell/var/tmp/snippets/rc.sh

.devcontainer/conf/shell/var/tmp/snippets/rc2.sh

.devcontainer/conf/stack/etc/stack/config.yaml

.devcontainer/devcontainer.json

.devcontainer/ghc-9.2/devcontainer.json

.devcontainer/ghc-9.4/devcontainer.json

.devcontainer/ghc-9.6/devcontainer.json

.devcontainer/ghc-9.8/devcontainer.json

.devcontainer/scripts/usr/local/bin/onCreateCommand.sh

.gitlab-ci.yml

README.md