feat(api): change subscription product options and catalog endpoints to use GET method

web/default/src/features/subscriptions/api.ts

@@ -159,7 +159,7 @@ export async function listWaffoPancakeSubscriptionProductOptions(): Promise<
     products: { id: string; name: string; status: string }[]
   }>
 > {
-  const res = await api.post(
+  const res = await api.get(
     '/api/option/waffo-pancake/subscription-product-options'
   )
   return res.data

web/default/src/features/system-settings/integrations/waffo-pancake-api.ts

@@ -64,9 +64,9 @@ export async function listWaffoPancakeCatalog(
   merchantID: string,
   privateKey: string
 ): Promise<CatalogResponse> {
-  const res = await api.post<CatalogResponse>(
+  const res = await api.get<CatalogResponse>(
     '/api/option/waffo-pancake/catalog',
-    { merchant_id: merchantID, private_key: privateKey }
+    { params: { merchant_id: merchantID, private_key: privateKey } }
   )
   return res.data
 }