first commit

apps/web/lib/backend/index.ts

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+import type { Backend } from "./Backend";
+import { mockBackend } from "./mock";
+import { iiosBackend } from "./iios";
+
+/**
+ * Choose the BFF backend from env. Default "mock" (in-memory store). Set
+ * BFF_BACKEND=iios (+ IIOS_URL etc.) to proxy the real IIOS service.
+ * Importing the IIOS backend runs no network calls until a method is invoked
+ * (the token is minted lazily), so the mock demo never needs IIOS present.
+ */
+export function getBackend(): Backend {
+  return (process.env.BFF_BACKEND ?? "mock").toLowerCase() === "iios" ? iiosBackend : mockBackend;
+}
+
+export type { Backend };