Open-sourcing a puzzle site without leaking the puzzles

I made dailyprog public. The code is on Codeberg now, under AGPL-3.0 . The license was the easy decision. The problem was everything the code needs to run. A puzzle site&rsquo;s whole point is the puzzles, and the puzzle files carry the hidden tests, the ones you only get graded against after you submit. Publish the catalogue and you&rsquo;ve published every answer, plus every puzzle I…