Dev server

npm run devbuild; builds without contenthash, thus making the webpack dev server work properly
npm start
npm run build; builds with contenthash aimed for deploy

Copy files

Powershell: Copy-Item -Path "C:\Users\alber\Documents\fast\build*" -Destination "C:\Users\alber\Documents\fast\docs" -Recurse

Linux: will not overwrite files, so need to delete the files in the docs folder first cp -r build/* docs/