refactor: extract the price formatter

src/pages/pricing.mdx

@@ -5,14 +5,9 @@ title: Products and Services
 
 import ListingPage from "~/components/ListingPage.astro";
 import _ from "lodash";
+import priceFormatter from "~/price-formatter";
 import products from "~/products.json";
 
-export const priceFormatter = new Intl.NumberFormat('en-GB', {
-  currency: 'GBP',
-  maximumSignificantDigits: 2,
-  style: 'currency',
-});
-
 <div class="space-y-12">
   {products.map((product) => (
     <article>

src/price-formatter.ts

@@ -0,0 +1,7 @@
+const priceFormatter = new Intl.NumberFormat('en-GB', {
+  currency: 'GBP',
+  maximumSignificantDigits: 2,
+  style: 'currency',
+});
+
+export default priceFormatter;