Yann Régis Gianas

This seems indeed related to the following (fixed?) issue: https://github.com/ocaml-community/yojson/issues/47

This is due to `ppx_deriving_yojson`.

I will try to move to `deriving-json`.

My first try of using `deriving-json` is a failure: I get a syntax error, probably triggered by the use of ppx derivers from visitors. If you know how to move...

OK, let us wait for upstream bug fix.

> The tests suite in CI is currently unreadable. This should be fixed by #169 so maybe we should wait for that, rebase this on top of `main` and then...

This PR seems to break the "partition view" feature. I suggest fixing this problem in a follow-up issue.

I can assess that building an old repository of exercises of mine seems to work as expected.

A simple solution would be to add the link cited above in a box similar to the "Recommended book" one, advertising extra material for online practice. Another - more ambitious...

> It would be great to be able to go both ways. Run the [nitety-nine lisp](https://www.ic.unicamp.br/~meidanis/courses/mc336/problemas-lisp/L-99_Ninety-Nine_Lisp_Problems.html) derived exercises in Learn OCaml and list the exercises from Learn OCaml in https://ocaml.org/exercises,...