Fix build, create .min files, add header comment

build/build.js

@@ -1,26 +1,64 @@
 import gulp from 'gulp';
 import postcss from 'gulp-postcss';
+import rename from 'gulp-rename';
 import cssnano from 'cssnano';
+import merge from 'merge-stream';
 import uglify from 'gulp-uglify';
 import htmlmin from 'gulp-htmlmin';
 import paths from '../mconfig.json';
 
 function buildStyles() {
+    const stylesfiles = [
+        {
+            dest: paths.styles.dest
+        },
+        {
+            dest: paths.styles.docs.dest
+       }
+    ];
+
     const plugins = [
         cssnano()
     ];
 
-    return gulp
-        .src(paths.styles.dest + '*.css')
-        .pipe(postcss(plugins))
-        .pipe(gulp.dest(paths.styles.dest));
+    const stylesStreams = stylesfiles.map((file) => {
+        return gulp
+            .src([file.dest+'*.css', '!'+file.dest+'*.min.css'])
+            .pipe(rename(function(file) {
+                if (file.basename == paths.styles.main) {
+                    file.basename += '.min';
+                }
+            }))
+            .pipe(postcss(plugins))
+            .pipe(gulp.dest(file.dest));
+    });
+
+    return merge(stylesStreams);
 }
 
 function buildScripts() {
-    return gulp
-        .src(paths.scripts.dest + '*.js')
-        .pipe(uglify())
-        .pipe(gulp.dest(paths.scripts.dest));
+    const scriptsfiles = [
+        {
+            dest: paths.scripts.dest
+        },
+        {
+            dest: paths.scripts.docs.dest
+       }
+    ];
+
+    const scriptsStreams = scriptsfiles.map((file) => {
+        return gulp
+            .src([file.dest+'*.js', '!'+file.dest+'*.esm.js', '!'+file.dest+'*.min.js'])
+            .pipe(rename(function(file) {
+                if (file.basename == paths.scripts.main) {
+                    file.basename += '.min';
+                }
+            }))
+            .pipe(uglify())
+            .pipe(gulp.dest(file.dest));
+    });
+
+    return merge(scriptsStreams);
 }
 
 function buildViews() {

build/scripts.js

@@ -3,8 +3,8 @@ import { rollup } from 'rollup';
 import resolve from 'rollup-plugin-node-resolve';
 import babel from 'rollup-plugin-babel';
 import common from 'rollup-plugin-commonjs';
-import merge from 'merge-stream';
 import paths from '../mconfig.json';
+import pkg from '../package.json';
 
 function scripts() {
     const files = [
@@ -41,7 +41,8 @@ function scripts() {
                 return bundle.write({
                     file: file.dest + '.js',
                     name: 'locomotiveScroll',
-                    format: file.format
+                    format: file.format,
+                    banner: '/* locomotive-scroll v' + pkg.version + ' | MIT License | https://github.com/locomotivemtl/locomotive-scroll */'
                 });
             })
     });

build/styles.js

@@ -1,8 +1,10 @@
 import gulp from 'gulp';
 import sass from 'gulp-sass';
 import autoprefixer from 'gulp-autoprefixer';
+import header from 'gulp-header';
 import merge from 'merge-stream';
 import paths from '../mconfig.json';
+import pkg from '../package.json';
 import error from './error.js';
 import { server } from './serve.js';
 
@@ -28,6 +30,7 @@ function styles() {
             .pipe(autoprefixer({
                 cascade: false
             }))
+            .pipe(header('/*! locomotive-scroll v' + pkg.version + ' | MIT License | https://github.com/locomotivemtl/locomotive-scroll */\n'))
             .pipe(gulp.dest(file.dest))
             .pipe(server.stream());
     });

dist/locomotive-scroll.css

@@ -1,3 +1,4 @@
+/*! locomotive-scroll v3.0.0 | MIT License | https://github.com/locomotivemtl/locomotive-scroll */
 html.has-scroll-smooth {
   overflow: hidden; }
 

dist/locomotive-scroll.esm.js

@@ -1,3 +1,4 @@
+/* locomotive-scroll v3.0.0 | MIT License | https://github.com/locomotivemtl/locomotive-scroll */
 function _classCallCheck(instance, Constructor) {
   if (!(instance instanceof Constructor)) {
     throw new TypeError("Cannot call a class as a function");

dist/locomotive-scroll.js

@@ -1,3 +1,4 @@
+/* locomotive-scroll v3.0.0 | MIT License | https://github.com/locomotivemtl/locomotive-scroll */
 (function (global, factory) {
   typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
   typeof define === 'function' && define.amd ? define(['exports'], factory) :