Flatpak signing key expired
The key used to sign the flatpak packages seems to have expired recently. When trying to update Paperwork I get:
$ flatpak --user update work.openpaper.Paperwork
Looking for updates…
F: Warning: Treating remote fetch error as non-fatal since app/work.openpaper.Paperwork/x86_64/master is already installed: Unable to load summary from remote paperwork-origin: Signature made Di 19 Okt 2021 13:39:40 CEST using RSA key ID E5ACE6FEA7A6DD48
BAD signature from "OpenPaper.work builder <jflesch@openpaper.work>"
Key expired Fr 22 Okt 2021 08:32:09 CEST
F: Warning: Can't find app/work.openpaper.Paperwork/x86_64/master metadata for dependencies: Unable to load metadata from remote paperwork-origin: summary fetch error: Signature made Di 19 Okt 2021 13:39:40 CEST using RSA key ID E5ACE6FEA7A6DD48
BAD signature from "OpenPaper.work builder <jflesch@openpaper.work>"
Key expired Fr 22 Okt 2021 08:32:09 CEST