040000 tree 2f9121c3a9d7e2f0fa9b6b4e5eb7326a8b53ac26	hello_beam
040000 tree d284a95f51d95a8b4ba2f46c38d815fe60493f08	hello_beam_test
100644 blob 62779c58c66bfff57235a55202e8b4dcc9072be9	lesson-info.yaml
100644 blob 942feffae2b6c7a2d73ae91f1f375e637d5b39d6	lesson-remote-info.yaml