Can we use Bazel to speed up Wasm builds?

[dhess]

We can't take advantage of haskell.nix for Wasm builds, but maybe we can use Bazel?

Ref:

• https://github.com/tweag/rules_haskell?tab=readme-ov-file#Nixpkgs

[dhess]

Hopefully this will soon be made moot: input-output-hk/haskell.nix#2351