Firefox Extension to provide a file tree on PR files view
see official doc: https://developer.mozilla.org/fr/Add-ons/Distribution/Submitting_an_add-on
./generateReleaseArtifact.sh
Upload generated file to unlisted extension submitting page (not available on addons.mozilla.org) https://addons.mozilla.org/en-US/developers/addon/submit/upload-unlisted
Sign add-on and download generated .xpi file.