feat: add entryDir helper + update aliases

packages/webpack5/__tests__/configuration/javascript.spec.ts

@@ -0,0 +1,17 @@
+// @ts-ignore
+import Config from 'webpack-chain';
+import javascript from '../../src/configuration/javascript';
+import { init } from '../../src';
+
+describe.only('javascript configuration', () => {
+	const platforms = ['ios', 'android'];
+
+	for (let platform of platforms) {
+		it(`for ${platform}`, () => {
+			init({
+				[platform]: true,
+			});
+			expect(javascript(new Config()).toString()).toMatchSnapshot();
+		});
+	}
+});