feat: OpenZeppelin x402 mainnet support — update server.js

server.js

@@ -6,7 +6,12 @@ import { ExactStellarScheme } from "@x402/stellar/exact/server";
 import { Transaction, Address } from "@stellar/stellar-sdk";
 import { renderUrl, closeBrowser } from "./renderer.js";
 import { isFailedRender, sendRefund } from "./refund.js";
-import { NETWORK, NETWORK_PASSPHRASE, FACILITATOR_URL } from "./network-config.js";
+import {
+  NETWORK,
+  NETWORK_PASSPHRASE,
+  FACILITATOR_URL,
+  FACILITATOR_API_KEY,
+} from "./network-config.js";
 import { isAllowedUrl } from "./url-policy.js";
 
 const PORT = process.env.PORT || 3001;
@@ -93,7 +98,14 @@ app.use(
         description: "Render a JS-heavy webpage and return extracted content",
       },
     },
-    new HTTPFacilitatorClient({ url: FACILITATOR_URL }),
+    new HTTPFacilitatorClient({
+      url: FACILITATOR_URL,
+      ...(FACILITATOR_API_KEY && {
+        createAuthHeaders: async () => ({
+          headers: { Authorization: `Bearer ${FACILITATOR_API_KEY}` },
+        }),
+      }),
+    }),
     [{ network: NETWORK, server: new ExactStellarScheme() }],
   ),
 );