message: doc(readme) Add `brew install wasmer`.
diff: @@ -32,6 +32,12 @@ Install the Wasmer and [WAPM](https://wapm.io) cli with:
  curl https://get.wasmer.io -sSfL | sh
  ```
  +If [Homebrew](https://brew.sh/) is installed:
  +
  +```sh
  +brew install wasmer
  +```
  +
  > Note: *Wasmer is also [available on Windows](https://github.com/wasmerio/wasmer/releases)*
  ### Languages
  