npm install -g lumbar

var port = 8000,
    publicDir = './public',
    lumbarFile = './lumbar.json';

grunt.loadNpmTasks('lumbar');

grunt.initConfig({
  server: {
    base: publicDir,
    port: port
  },
  lumbar: {
    // performs an initial build so when tests
    // and initial open are run, code is built
    build: {
      build: lumbarFile,
      output: publicDir
    },
    // a long running process that will watch
    // for updates, to include another long
    // running task such as "watch", set
    // background: true
    watch: {
      background: false,
      watch: lumbarFile,
      output: publicDir
    }
  }
});

grunt.registerTask('default', 'lumbar:build server lumbar:watch');