To install this you will need nodejs
once you have installed nodejs
open powershell as admin and type the following
npm i --global --production windows-build-tools
npm i --global node-gyp
setx PYTHON "%USERPROFILE%\.windows-build-tools\python27\python.exe"
Finally navigate to the root folder of the project and type
npm i
To configure the keys that you want to correspond with Launchpad key presses, open config.js and edit the array entries in config.keys
it is important that you don't remove any lines just replace the "_" with the keys that you would like pressed
To run this program navigate to the folder in powershell or cmd and run
npm start