Multi-LSP per-language

This is the first time I hear about this, thanks to this comment on lobste.rs:

https://lobste.rs/s/vqd2oj/emacs_30_2_is_here#c_fysf0y

Does ecode support this?

Originally posted by @m3makefile in #619

Frankly speaking, I don't need this feature yet. This is why I posted it on Discussions instead of Issues.