moving front app to subfolder. add webpack config with watch and dev-server mode. moving deploy things in subfolder

media-store/app-src/src/util/constants.js

@@ -0,0 +1,7 @@
+export const AVAILABLE_LOCALES = ['en', 'fr', 'de'];
+
+export const MESSAGE_TIMEOUT = 2;
+
+export const requireEmployee = (user) => !!user && user.roles.includes('employee');
+
+export const requireCustomer = (user) => !!user && user.roles.includes('customer');