Ocaml is a very interesting language, and at the same time, we can use libraries like [ocaml-rs](https://github.com/zshipko/ocaml-rs) to complete our bindings. ## Tasks - [x] Introducing a simple implement. #2757 - [x] Add documentation for OCaml code and build it. - [x] Support more operations. - [ ] Creating and publishing opam package. - [ ] Speed up the execution of CI, now `setup-ocaml` slows down the speed of CI.