ExactCalculator: Add GitHub Actions

Co-authored-by: Luca Stefani <luca.stefani.ge1@gmail.com>
Co-authored-by: Sebastiano Barezzi <seba@sebaubuntu.dev>
Co-authored-by: Tom Powell <tom@powell.io>
Change-Id: I425de19a19a300bc7939a5f8b46f93f4d83f1a2b
3 files changed