fix incorrect shipping option retrieved

src/admin/utils/prepare-shipping-options.ts

@@ -2,7 +2,9 @@ import { Region } from "@medusajs/medusa";
 import type Medusa from "@medusajs/medusa-js"
 
 export default async function prepareShippingOptions (client: Medusa, region: Region) {
-  let { shipping_options } = await client.admin.shippingOptions.list()
+  let { shipping_options } = await client.admin.shippingOptions.list({
+    region_id: region.id
+  })
   if (!shipping_options.length) {
     shipping_options = [(await client.admin.shippingOptions.create({
       "name": "PostFake Standard",
@@ -11,6 +13,7 @@ export default async function prepareShippingOptions (client: Medusa, region: Re
       "data": {
         "id": "manual-fulfillment"
       },
+      // @ts-ignore
       "price_type": "flat_rate",
       "amount": 1000
     })).shipping_option]