text: module.exports = (gulp, callback) => {
  
    const setDevEnvironment = (done) => {
      process.env.NODE_ENV = 'development';
      done();
    };
  
    const setProdEnvironment = (done) => {
      process.env.NODE_ENV = 'production';
      done();
    };
  
    return {
      setDev: setDevEnvironment,
      setProd: setProdEnvironment
    };
  };
  