feat: add scheduled function to rebuild site

netlify/functions/refresh-data.mjs

@@ -0,0 +1,17 @@
+const rebuildSite = async (triggerTitle) => {
+  const url = new URL(process.env.NETLIFY_REBUILD_HOOK);
+
+  url.searchParams.append("trigger_title", triggerTitle);
+
+  return await fetch(url.toString(), {
+    method: "POST",
+  });
+};
+
+export default async () => {
+  await rebuildSite("Refreshing data");
+};
+
+export const config = {
+  schedule: "0 */6 * * *",
+};