Actualización

app/Resources/public/assets/readmore-js/gulpfile.js

@@ -0,0 +1,14 @@
+var gulp = require('gulp'),
+    uglify = require('gulp-uglify'),
+    rename = require('gulp-rename');
+
+gulp.task('compress', function() {
+  gulp.src('readmore.js')
+    .pipe(uglify({
+      mangle: true,
+      compress: true,
+      preserveComments: 'some'
+    }))
+    .pipe(rename('readmore.min.js'))
+    .pipe(gulp.dest('./'));
+});