Merge branch 'main' into freeze-version

.devcontainer/.gitignore

.devcontainer/README.md

.devcontainer/VERSION_MATRIX.md

.devcontainer/assets/screenshots/ghc-9.8.png

.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

.markdownlint.yml

packages/hls/2.4.0.0.Dockerfile

packages/hls/2.5.0.0.Dockerfile