DRAFT
https://zenn.dev/dmikurube/articles/curse-of-timezones-impl-ja https://qiita.com/tonluqclml/items/3affc5328d11b60583a9
これが概ねよいらしい https://www.m3tech.blog/entry/timezone-handling
社内知見 https://caddijp.atlassian.net/wiki/spaces/PMGMT/pages/1000144916/Postmortem+2023+08+17+Timezone+was+shifted+one+day https://github.com/caddijp/development-policies/blob/main/docs/ja/policies/interface.md
Software Tradeoffs Mistakes にもあるらしい