chore(docs): Generated API Reference (#2143)

Co-authored-by: olivermrbl <olivermrbl@users.noreply.github.com>

docs/api/store/code_samples/JavaScript/carts/postundefined

@@ -0,0 +1,6 @@
+import Medusa from "@medusajs/medusa-js"
+const medusa = new Medusa({ baseUrl: MEDUSA_BACKEND_URL, maxRetries: 3 })
+medusa.carts.create()
+.then(({ cart }) => {
+  console.log(cart.id);
+});