いつものフライングリリースノート。9/2(火)夜～9/3(水)朝ぐらいに来るはず。
修正内容的に全部 TB 絡みなので Fx 140.2.1esr は多分ない。

Release Notes — Thunderbird
https://www.thunderbird.net/en-US/thunderbird/140.2.1esr/releasenotes/
> Version 140.2.1esr | Released September 2, 2025
> Fixed Users could no longer send using smtp-relay.gmail.com
> Fixed Folder compaction could fail to complete due to folder write errors
> Fixed Creating an event or task from mail failed if the mail was opened in a tab