scripts/register-8004.js

// One-time script: register RenderGate as an 8004 agent on Stellar testnet.
// Re-run safely — if metadata changes, use updateAgentUri() instead (see bottom).
//
// Usage: node scripts/register-8004.js
// Requires: AGENT_OWNER_SECRET_TESTNET in .env

import "dotenv/config";
import { Keypair } from "@stellar/stellar-sdk";
import {
  createClients,
  TESTNET_CONFIG,
  wrapBasicSigner,
  buildMetadataJson,
  toDataUri,
  validateMetadataJson,
  ExplorerClient,
} from "@trionlabs/stellar8004";

const SECRET = process.env.AGENT_OWNER_SECRET_TESTNET;
if (!SECRET) {
  console.error("ERROR: AGENT_OWNER_SECRET_TESTNET not set in .env");
  process.exit(1);
}

// 1. Build metadata
const metadata = buildMetadataJson({
  name: "RenderGate",
  description:
    "Pay-per-render headless browser API for AI agents. Renders JS-heavy pages (Twitter, LinkedIn, SPAs) and returns structured content. Auto-refunds when pages are blocked.",
  imageUrl: "https://tantk.github.io/rendergate-githubpage/logo.png",
  services: [
    {
      name: "x402",
      endpoint: "https://tantk-rendergate.hf.space/render",
      version: "1.0",
      description:
        "Render a JS-heavy webpage and return title, description, headings, links, and full text content. $0.001 USDC per render.",
      inputExample: '{"url": "https://x.com/stellarorg"}',
    },
    {
      name: "mcp",
      endpoint: "https://tantk-rendergate.hf.space/render",
    },
  ],
  supportedTrust: ["reputation"],
  x402Enabled: true,
});

console.log("Metadata to register:");
console.log(JSON.stringify(metadata, null, 2));
console.log();

validateMetadataJson(metadata);
const dataUri = toDataUri(metadata);
console.log(`Data URI size: ${dataUri.length} bytes (limit 8KB)\n`);

// 2. Set up signer + clients
const keypair = Keypair.fromSecret(SECRET);
const signer = wrapBasicSigner(keypair, TESTNET_CONFIG.networkPassphrase);
const { identity } = createClients(TESTNET_CONFIG, signer);

console.log(`Owner address: ${keypair.publicKey()}`);
console.log("Submitting register_with_uri to testnet Identity Registry...\n");

// 3. Register on-chain
const tx = await identity.register_with_uri({
  caller: keypair.publicKey(),
  agent_uri: dataUri,
});
const sent = await tx.signAndSend();
const agentId = sent.result;

console.log(`✓ Registered! Agent ID: ${agentId}`);
console.log(`  Tx hash: ${sent.getTransactionResponse?.hash || "(see logs)"}`);
console.log();
console.log("Save this ID — it's your agent's permanent identifier:");
console.log(`  AGENT_ID=${agentId}`);
console.log();
console.log(
  `Explorer page (allow ~30-60s for indexing): https://stellar8004.com/agents/${agentId}`,
);

// 4. Optional: verify via explorer once indexed
const explorer = new ExplorerClient();
console.log("\nWaiting 5s, then querying explorer...");
await new Promise((r) => setTimeout(r, 5000));
try {
  const agent = await explorer.getAgent(agentId);
  console.log("Explorer record:", agent ? "found" : "not yet indexed");
} catch (err) {
  console.log("Explorer query:", err.message);
}