Command line usages

Currently, it doesn't have any options could use of command line mock without subcommand. The only one option which is useful is --version for checking current version info in your runtime environment.

>>> fake <option>

--version

Show to details about version info in current runtime environment. The version info includes its dependencies (web framework, server gateway interface) version info.

>>> fake --version
########## PyFake-API-Server: ##########
pyfake-api-server (version 0.2.0)

############ Web server: ############
flask (version: 3.0.3)
fastapi (version: 0.115.6)

##### Server gateway interface: #####
gunicorn (version: 23.0.0)
uvicorn (version: 0.32.1)