Initial commit

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

lib/customer-session-handlers.ts

@@ -0,0 +1,9 @@
+import { createCustomerAccountServerHandlers } from "@shopify/hydrogen/customer-account";
+
+import { customerSession } from "./customer-account";
+
+export const customerSessionHandlers = createCustomerAccountServerHandlers({
+  customerSession,
+  defaultPostLoginRedirectPathname: "/account",
+  postLogoutRedirectUri: "/",
+});