Gruntfile.js

// Gruntfile
module.exports = function(grunt) {
 
  require('matchdep').filter('grunt-*').forEach(grunt.loadNpmTasks);

  // Configure Grunt
  grunt.initConfig({

      // grunt-express will serve the files from the folders listed in `bases`
      // on specified `port` and `hostname`
      express: {
        all: {
          options: {
            port: 9000,
            hostname: "0.0.0.0",
            bases: ['resources/public/'],
            livereload: true
          }
        }
      },
 
      // grunt-watch will monitor the projects files
      watch: {
        all: {
          files: ['resources/public/*',
                  '!**/bower_components/**'],
          options: {
            livereload: true
          }
        }
      },
 
      // grunt-open will open your browser at the project's URL
      open: {
        all: {
          // Gets the port from the connect configuration
          path: 'http://127.0.0.1:<%= express.all.options.port%>'
        }
      }
  });

  // Creates the `lein` task
  grunt.registerTask('lein', 'compile cljs.', function() {
    var spawn = require('child_process').spawn;
    grunt.log.writeln('Compiling cljs.');
    var PIPE = {stdio: 'inherit'};
    spawn('lein', ['cljsbuild', 'auto'], PIPE);
  });

 // Creates the `server` task
  grunt.registerTask('server', [
    'lein',
    'express',
    'open',
    'watch'
  ]);
};