Lumis now lets you choose which languages to load in your package. Need only Elixir and Rust? That's only 2mb vs ~130mb of the full bundle. Just add:
{:lumis_wasm_elixir, "~> 0.26"}
That also applies to MDEx and MDEx Native. See mdex.hexdocs.pm/lumis.html#p...
docs.lumis.sh
mdex.hexdocs.pm
Lumis syntax highlighting — MDEx v0.14.0