fix: allows shipping option filters in return (#202)

* fix: allows shipping option filters in return

* fix: test

* chore: update fixtures

* docs: update openapi

packages/medusa/src/api/routes/store/shipping-options/list-options.js

@@ -4,6 +4,7 @@
  * summary: Retrieve Shipping Options
  * description: "Retrieves a list of Shipping Options."
  * parameters:
+ *   - (query) is_return {boolean} Whether return Shipping Options should be included. By default all Shipping Options are returned.
  *   - (query) product_ids {string} A comma separated list of Product ids to filter Shipping Options by.
  *   - (query) region_id {string} the Region to retrieve Shipping Options from.
  * tags:
@@ -31,6 +32,10 @@ export default async (req, res) => {
 
     const query = {}
 
+    if ("is_return" in req.query) {
+      query.is_return = req.query.is_return === "true"
+    }
+
     if (regionId) {
       query.region_id = regionId
     }