Updated
Module entry point so users can run the CLI as python -m rlsbl, dispatching to the same main() as the installed rlsbl script.
#rlsbl.__main__
#rlsbl.__main__
Entry point that lets users invoke the CLI as python -m rlsbl, mirroring the behavior of the installed rlsbl console script for convenience in virtualenvs and one-off invocations.