message: Add doc for --skip-build
diff: @@ -58,3 +58,15 @@ The exact meaning of this flag may evolve as the platform matures.
  [npm-scope-documentation]: https://docs.npmjs.com/misc/scope
  [cargo-profile-sections-documentation]: https://doc.rust-lang.org/cargo/reference/manifest.html#the-profile-sections
  +
  +## Skipping build
  +
  +The init command accepts an optional `--skip-build` argument.
  +
  +This will deactivate those steps:
  +- installing wasm target (via cargo)
  +- compiling the code to wasm
  +- installing wasm-bindgen (via rustup)
  +- running wasm-bindgen on the built wasm
  +
  +Basically it will remains only the steps that update the metadata of `package.json`.
  