Gulpfile.js

gulp = require('gulp');
lr = require('gulp-livereload');

gulp.task('watch', function() {
  lr.listen()
  dest = ["app/views/**","app/assets/**"];
  gulp.watch(dest).on('change', function(file) {
      lr.changed(file.path);
  });
});
  
gulp.task('default', ['watch']);

package.json

{
  "name": "Project",
  "version": "0.0.0",
  "description": "Deps of this project",
  "main": "index.js",
  "scripts": {
  },
  "license": "ISC",
  "dependencies": {
    "gulp": "*",
    "gulp-livereload": "*"
  }
}