docker ƥʤgrunt serve ƥ֥饦ǥƤ³Ǥʤ
ݡ9000ƤΤѤʡRailsȤ̤˸Τˤʡ̯ѤʡȻפäĴ٤顢Grunt.jsեβʬѹƤɬפ褦Ǥ

hostnamelocalhost0.0.0.0ˤ̵롣

    // The actual grunt server settings
    connect: {
      options: {
        port: 9000,
        // Change this to '0.0.0.0' to access the server from outside.
        // hostname: 'localhost',
        hostname: '0.0.0.0',
        livereload: 35729
      },