Initial commit

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

lib/product.ts

@@ -0,0 +1,10 @@
+import { createProductComponents } from "@shopify/hydrogen/react";
+
+import type { ProductData } from "./product-query";
+
+/**
+ * React product bindings derived from the typed product query
+ * (`hydrogen-variant-form` / `references/react.md`). The provider owns variant
+ * selection state; `onSelect` is where same-product URL sync happens.
+ */
+export const { ProductProvider, useProductForm } = createProductComponents<ProductData>();