040000 tree 7073a726254ea151480275e89c16a563a9a98b4d	Hello Beam
100644 blob 040e0acabf74e60512d84ea8aac63d79157c2287	lesson-info.yaml
100644 blob 50d8ca119b712ea29a7172a4e4f0df8157bb61b1	lesson-remote-info.yaml