Roughing out the demo app

node_modules/is-yarn-global/index.js

@@ -0,0 +1,12 @@
+'use strict';
+
+const path = require('path');
+
+module.exports = function () {
+	const isWindows = process.platform === 'win32';
+	const yarnPath = isWindows ? path.join('Yarn', 'config', 'global') : path.join('.config', 'yarn', 'global');
+	if (__dirname.includes(yarnPath)) {
+		return true;
+	}
+	return false;
+};