message: chore: Mention visual baseline setup in contributing docs
diff: @@ -83,6 +83,15 @@ If you don't already have [Git] installed, install it first. You will need it to
  ```bash
  npm install
  ```
  +1. Build:
  + ```bash
  + npm run build
  + ```
  +1. Set up a baseline for visual theme testing:
  + ```bash
  + npm run test:visual
  + npm run test:visual:accept
  + ```
  1. Open the typedoc folder in your favorite editor. If you don't have one, try [Visual Studio Code][vscode] or [Atom]
  ## Linting, Building, and Testing
  