Remove next/cache usage (use cache, cacheLife, cacheTag, cacheComponents)

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01F22Ms5Cxam5UHyxaCrtZzu

app/page.tsx

@@ -1,5 +1,4 @@
 import type { Metadata } from "next";
-import { cacheLife, cacheTag } from "next/cache";
 import Link from "next/link";
 
 import { CollectionCard } from "@/components/CollectionCard";
@@ -22,13 +21,8 @@ export const metadata: Metadata = {
   twitter: { card: "summary_large_image" },
 };
 
-/** Home catalog fetch — cached at the data boundary (F2: dynamic root layout
- *  precludes page-level prerender, so the cache-point is the fetch function). */
+/** Home catalog fetch. */
 async function fetchHome() {
-  "use cache";
-  cacheLife("minutes");
-  cacheTag("products", "collections");
-
   const { data, errors } = await staticStorefrontClient.graphql(HOME_QUERY);
   if (errors) {
     console.error("[hydrogen] Home query failed", errors);