## typst
(download from https://github.com/flatpak/flatpak-builder-tools/blob/master/cargo/flatpak-cargo-generator.py)
python flatpak-cargo-generator.py /tmp/typst-X.Y.Z/Cargo.lock -o cargo-sources.json

## python dependencies
flatpak run org.flathub.flatpak-external-data-checker build-aux/flatpak/org.gnome.gitlab.somas.Apostrophe.json --update --edit-only