this project is not build on windows machine

[UIProf]

i tried this project on windows machine: below mentioned error occurred.

[INFO] $ $(npm bin)/webpack --env.prod --env.aem -p --env.project=core --env.maven --env.clean
[ERROR] '$' is not recognized as an internal or external command,
[ERROR] operable program or batch file.
[ERROR] error Command failed with exit code 1.
[INFO] info Visit https://yarnpkg.com/en/docs/cli/run for documentation about this command.