特にないんじゃね？
Error compacting folders with MultiXpunge on TB 140.0b3 | Topicbox
https://thunderbird.topicbox.com/groups/addons/T6f27e3b87e2e60b2-M3e81642099458362c732c0e7
1977840 - Compacting account with unrefreshed junk folder via WebExtension Experiment API throws "undefined" error
https://bugzilla.mozilla.org/show_bug.cgi?id=1977840
theodore-tegos/xpunge-tb: Source code for the Xpunge add-on for Thunderbird.
https://github.com/theodore-tegos/xpunge-tb