Also, are you on the roguelike discord server? I would love to chat about ideas around generated puzzles in a narrative context. There is some research published [1] that could be interesting to implement.
[1] Fernández-Vara, Clara, and Alec Thomson. “Procedural generation of narrative puzzles in adventure games: The puzzle-dice system.” Proceedings of the The third workshop on Procedural Content Generation in Games. 2012.