TODO: add a brief information

Output of the lablie project --help:

Usage: lablie project [OPTIONS] [PROJECT_FILE] [COMMAND]
Group command for project manipulation sub-commands
      [PROJECT_FILE]   File containing project configuration
  -h, --help           display a help message
Commands:
  generate-makefile  Generates makefile for project

More detailed reference will be added in future.

Examples will be added in future.