Update development workflow (closes #96)

Author: phated

README.md

@@ -5,12 +5,36 @@ This is the repository containing the code for the official gulp website [gulpjs
 ![A screenshot of gulpjs.com](screenshot.png)
 
 ## Contributing
+This website is built using [Docusaurus 2](https://v2.docusaurus.io/), a modern static website generator.
+
+### Getting started
 
 To get started working on this site you first need to clone this repository
+
 ```
-$ git clone https://github.com/gulpjs/gulpjs.github.io.git
+$ git clone git://github.com/gulpjs/gulpjs.github.io
 ```
 
-__The rest is a work in progress, we'll update once things are working__
-
 When you are done making your improvements, create a [Pull Request](https://github.com/gulpjs/gulpjs.github.io/compare).
+
+### Installation
+
+```
+$ npm install
+```
+
+### Local Development
+
+```
+$ npm start
+```
+
+This command will first pull down the markdown documentation from the main gulp repository, then starts a local development server and opens up a browser window. Most changes are reflected live without having to restart the server.
+
+### Build
+
+```
+$ npm build
+```
+
+This command generates static content into the `build` directory and can be served using any static contents hosting service.