* Add support for C# 12
* Run all tests on all major .NET SDKs
* Only build on Ubuntu
* Do not build docs for pull requests
* Add Cédric Luthi, and Frank Ray to authors
* Drop netstandard2.0 for ImageSharp plugin
Test rending a table with East Asia characters (Chinese, Japanese, Korean).
The verified text file may look weird, but it looks normal and correctly in Console (tested in Windows Terminal, Terminal.app in macOS Monterey)