feat: add dev script to package.json (#1313)

* fix: add dev script to package.json

* docs: update readme with dev script

README.rst

@@ -104,6 +104,12 @@ Cloning and Startup
 
     ``npm start``
 
+    Or for local development with custom configuration:
+
+    ``npm run dev``
+
+    This runs the dev server with PUBLIC_PATH=/account/, MFE_CONFIG_API_URL pointing to localhost:8000, and hosts on apps.local.openedx.io.
+
 Local module development
 =========================
 

package.json

@@ -10,6 +10,7 @@
   },
   "scripts": {
     "build": "fedx-scripts webpack",
+    "dev": "PUBLIC_PATH=/account/ MFE_CONFIG_API_URL='http://localhost:8000/api/mfe_config/v1' fedx-scripts webpack-dev-server --progress --host apps.local.openedx.io",
     "i18n_extract": "fedx-scripts formatjs extract",
     "lint": "fedx-scripts eslint --ext .js --ext .jsx .",
     "lint:fix": "npm run lint -- --fix",