adding bugfix for is-scrolling

src/TinyOnePage.riot

@@ -237,9 +237,9 @@
                 let result = undefined;
 
                 if (window.pageYOffset > offset) {
-                    this.$('body').classList.add('is-scrolling');
+                    document.querySelector('body').classList.add('is-scrolling');
                 } else {
-                    this.$('body').classList.remove('is-scrolling');
+                    document.querySelector('body').classList.remove('is-scrolling');
                 }
 
                 elements.forEach(function(element, index) {

webpack.mix.js

@@ -15,7 +15,7 @@ const mix = require('laravel-mix');
 mix.webpackConfig({
     module: {
 		rules: [{
-			test: /\.riot.js$/,
+			test: /\.riot$/,
 			exclude: /node_modules/,
 			use: [{
 				loader: '@riotjs/webpack-loader',