A simple Gatt Server to speed up the testing for developers.
Usage:
sudo node app.js
Use the http server to send commands to the device.
https://www.raspberrypi.org/documentation/configuration/wireless/desktop.md
https://phoenixnap.com/kb/enable-ssh-raspberry-pi
curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.35.3/install.sh | bash
nvm install v4.0.0
nvm alias default v4.0.0