Release process

A new version is released following these steps:

1. Update library.properties as required, using a new vX.Y.Z tag.
2. Create the corresponding vX.Y.Z tag and a new release (for GitHub and Arduino library manager). The logs for the Arduino library manager bot can be checked here.
3. Publish the new library to PlatformIO, running the following from the main project folder:

   pio pkg publish .