added header global

utilities/getGlobals.ts

@@ -0,0 +1,23 @@
+import type { Config } from 'src/payload-types';
+
+import configPromise from '@payload-config';
+import { getPayload } from 'payload';
+import { unstable_cache } from 'next/cache';
+
+type Global = keyof Config['globals']
+
+async function getGlobal(slug: Global, depth = 0) {
+    const payload = await getPayload({ config: configPromise })
+
+    const global = await payload.findGlobal({
+        slug,
+        depth,
+    })
+
+    return global
+}
+
+export const getCachedGlobal = (slug: Global, depth = 0) =>
+    unstable_cache(async () => getGlobal(slug, depth), [slug], {
+        tags: [`global_${slug}`],
+    })