CLI usage

Run conda lockfiles --help for details:

usage: __main__.py lockfiles [-V] [-h] {create,export} ...

Create new environments from different conda ecosystem lockfiles

options:
  -V, --version    Show the conda-lockfiles version number and exit.
  -h, --help       Show this help message and exit.

subcommands:
  {create,export}
    create         Create a conda environment from a lock file.
    export         Export a conda environment to a lock file.