We need to improve the comments explaining the main ideas / insights of the solution

Regressed in DMOJ/judge-server#673, since now the cache is per-worker-process, and gets destroyed on exit. Will require a rewrite of the caching system.

CP Editor supports GUI in multiple languages, including English, Chinese, and Russian. However, the developers don't know every language, and the translators don't always have time, so we need help translating the text.

You can read the contributing guidelines on how to update translations.

https://github.com/DOMjudge/domjudge/blob/3f8c8b1f8d69c142ea90d34653c55a2c07d195c7/sql/files/examples/boolfind_cmp/run#L9

The above file and the manual from October 2017 mentioned the existence of a teammessage.txt feedback file that, presumably, would be shown to the team as submission feedback like judgemessage.txt is shown to the judges.

I have recently had cause to desire this functi