If you install the `vsrocq-language-server` or `rocq-lsp` server, make sure to list them as part of the above `coq.withPackages` expression instead of installing them separately if you want them to find your Coq/Rocq packages.
The recommended way of defining a derivation for a Rocq library, is to use the `rocqPackages.mkRocqDerivation` function, which is essentially a specialization of `mkDerivation` taking into account most of the specifics of Rocq libraries. The following attributes are supported: