message: Add webpack requirement to contributing docs
  Fixes
diff: @@ -26,9 +26,10 @@ Feel free to discuss any problem at the [#development](https://spectrum.chat/rea
  ### Setup
  1. Install [Node.js](https://nodejs.org) >= 8 and [yarn](https://yarnpkg.com).
  -2. Clone repo: `git clone git@github.com:react-figma/react-figma.git`
  -3. Go to directory: `cd react-figma`
  -4. Install dependencies: `yarn`
  +2. Install webpack & dependencies: `yarn global add webpack webpack-cli webpack-dev-server`
  +3. Clone repo: `git clone git@github.com:react-figma/react-figma.git`
  +4. Go to directory: `cd react-figma`
  +5. Install dependencies: `yarn`
  ### Running examples
  