fix: clean up hotel and its typings

server/routers/hotels/schemas/roomAvailability/product.ts

@@ -0,0 +1,21 @@
+import { z } from "zod"
+
+import { productTypePriceSchema } from "../productTypePrice"
+
+import { CurrencyEnum } from "@/types/enums/currency"
+
+export const productSchema = z.object({
+  productType: z.object({
+    member: productTypePriceSchema.optional(),
+    public: productTypePriceSchema.default({
+      localPrice: {
+        currency: CurrencyEnum.SEK,
+        pricePerNight: 0,
+        pricePerStay: 0,
+      },
+      rateCode: "",
+      rateType: "",
+      requestedPrice: undefined,
+    }),
+  }),
+})