## Code examples
https://codesandbox.io/s/react-gauge-battery-forked-m8cbc?file=/src/battery.js:0-2628

## Charts
https://react-google-charts.com/gauge-chart
https://toorshia.github.io/justgage/

## To build package on macos
https://github.com/electron-userland/electron-installer-debian#requirements


## create dist for PI
`yarn make --platform linux --arch armv7l --asar true`

## Set up a new devie
1. Install latest version of Rasbian
2. Install Spark in-car-graphics
3. Turn of screen saver
3. Add startup script
    - Open `sudo nano /etc/rc.local`
    - Add 