Add a watch task to recompile assets on change

Gruntfile.js

@@ -27,12 +27,20 @@ module.exports = function (grunt) {
 					'public/css/main.css': 'public/less/main.less'
 				}
 			}
+		},
+
+		watch: {
+			less: {
+				files: ['public/less/**/*.less'],
+				tasks: ['less']
+			}
 		}
 
 	});
 
 	grunt.loadNpmTasks('grunt-contrib-jshint');
 	grunt.loadNpmTasks('grunt-contrib-less');
+	grunt.loadNpmTasks('grunt-contrib-watch');
 
 	grunt.registerTask('lint', ['jshint']);
 	grunt.registerTask('compile', ['less']);

README.md

@@ -60,6 +60,7 @@ Now you'll be able to run the following commands:
 $ grunt          # Run the lint and test tasks together
 $ grunt lint     # Run JSHint with the correct config
 $ grunt compile  # Compile front-end assets
+$ grunt watch    # Watch for file changes and compile assets
 ```
 
 Code with lint errors or failing tests will not be accepted, please use the build tools outlined above.

package.json

@@ -34,6 +34,7 @@
 		"grunt": "~0.4",
 		"grunt-contrib-jshint": "~0.7",
 		"grunt-contrib-less": "~0.8",
+		"grunt-contrib-watch": "~0.5",
 		"supervisor": "~0.5"
 	},