client/utils

client/src/utils/baseUrl.js

+import clientConfig from './clientConfig'
+
+const baseUrl = process.env.NODE_ENV === 'production'
+    ? `http://localhost:3001/${clientConfig.serverRoot}`
+    : `http://localhost:3000`
+
+export default baseUrl
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client/src/utils/clientConfig.js

+const config = {
+    env: process.env.NODE_ENV === 'production' ? 'production' : 'development',
+    serverRoot: '/',
+    loginUser: 'butterStd-user',
+}
+
+export default config
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