Add documentation and npm script for gulp

README.md

@@ -37,6 +37,9 @@ You can rebuild swagger-ui on your own to tweak it or just so you can say you di
 2. `npm run build`
 3. You should see the distribution under the dist folder. Open [`./dist/index.html`](./dist/index.html) to launch Swagger UI in a browser
 
+### Development
+Use `npm run build` to make a new build and `npm run serve` to start web server that will serve `dist` directory, watches for changes in files and reloads the page.
+
 ### Build using Docker
 
 To build swagger-ui using a docker container:

package.json

@@ -4,6 +4,7 @@
   "description": "Swagger UI is a dependency-free collection of HTML, Javascript, and CSS assets that dynamically generate beautiful documentation from a Swagger-compliant API",
   "scripts": {
     "build": "./node_modules/gulp/bin/gulp.js;",
+    "serve": "./node_modules/gulp/bin/gulp.js serve;",
     "test": "./node_modules/gulp/bin/gulp.js; ./node_modules/mocha/bin/mocha src/test/e2e/index.js"
   },
   "repository": {