Unused files?

[pancetta]

Are these files needed in the main repo?

• https://github.com/JLESC/jlesc.github.io/blob/source/.buildkite/build.pipeline.yml
• https://github.com/JLESC/jlesc.github.io/blob/source/.prettierrc
• https://github.com/JLESC/jlesc.github.io/blob/source/.stylelintrc.json
• https://github.com/JLESC/jlesc.github.io/blob/source/.liquidrc

In particular the first one seems to refer to adabay servers? @maierj