$ cpy --help
  Usage
    $ cpy <source …> <destination>
  Options
    --no-overwrite       Don't overwrite the destination
    --cwd=<dir>          Working directory for files
    --rename=<filename>  Rename all <source> filenames to <filename>. Supports string templates.
    --dot                Allow patterns to match entries that begin with a period (.)
    --flat               Flatten directory structure. All copied files will be put in the same directory.
    --concurrency        Number of files being copied concurrently
  <source> can contain globs if quoted
  Examples
    Copy all .png files in src folder into dist except src/goat.png
    $ cpy 'src/*.png' '!src/goat.png' dist
    Copy all files inside src folder into dist and preserve path structure
    $ cpy . '../dist/' --cwd=src
    Copy all .png files in the src folder to dist and prefix the image filenames
    $ cpy 'src/*.png' dist --cwd=src --rename=hi-{{basename}}