Use a MIDI sustain pedal to control the "mute" button in Google Meet video calls.

1. Clone this repo
2. Go to chrome://extensions in... well, Chrome
3. Turn on the "Developer Mode" toggle in the top right
4. Click Load Unpacked
5. Navigate to where you cloned this repo, select it, and click "Select"
6. Enter a hangout on https://meet.google.com and press a sustain pedal connected via MIDI.