remove outdated relayer api from cctp example & readme (#662)

README.md

@@ -497,12 +497,6 @@ We can also transfer native USDC using [Circle's CCTP](https://www.circle.com/en
   const srcTxids = await xfer.initiateTransfer(src.signer);
   console.log(`Started Transfer: `, srcTxids);
 
-  if (req.automatic) {
-    const relayStatus = await waitForRelay(srcTxids[srcTxids.length - 1]!);
-    console.log(`Finished relay: `, relayStatus);
-    return;
-  }
-
   // Note: Depending on chain finality, this timeout may need to be increased.
   // See https://developers.circle.com/stablecoin/docs/cctp-technical-reference#mainnet for more
   console.log("Waiting for Attestation");

examples/src/cctp.ts

@@ -3,7 +3,7 @@ import { CircleTransfer, amount, wormhole } from "@wormhole-foundation/sdk";
 import evm from "@wormhole-foundation/sdk/evm";
 import solana from "@wormhole-foundation/sdk/solana";
 import type { SignerStuff } from "./helpers/index.js";
-import { getSigner, waitForRelay } from "./helpers/index.js";
+import { getSigner } from "./helpers/index.js";
 
 /*
 Notes:
@@ -96,12 +96,6 @@ async function cctpTransfer<N extends Network>(
   const srcTxids = await xfer.initiateTransfer(src.signer);
   console.log(`Started Transfer: `, srcTxids);
 
-  if (req.automatic) {
-    const relayStatus = await waitForRelay(srcTxids[srcTxids.length - 1]!);
-    console.log(`Finished relay: `, relayStatus);
-    return;
-  }
-
   // Note: Depending on chain finality, this timeout may need to be increased.
   // See https://developers.circle.com/stablecoin/docs/cctp-technical-reference#mainnet for more
   console.log("Waiting for Attestation");

examples/src/helpers/helpers.ts

@@ -111,11 +111,3 @@ export async function waitLog<N extends Network = Network>(
   }
   return receipt;
 }
-
-// Note: This API may change but it is currently the best place to pull
-// the relay status from
-export async function waitForRelay(txid: TxHash): Promise<api.RelayData | null> {
-  const relayerApi = "https://relayer.dev.stable.io";
-  const task = () => api.getRelayStatus(relayerApi, txid);
-  return tasks.retry<api.RelayData>(task, 5000, 60 * 1000, "Wormhole:GetRelayStatus");
-}

sdk/README.md

@@ -388,12 +388,6 @@ We can also transfer native USDC using [Circle's CCTP](https://www.circle.com/en
   const srcTxids = await xfer.initiateTransfer(src.signer);
   console.log(`Started Transfer: `, srcTxids);
 
-  if (req.automatic) {
-    const relayStatus = await waitForRelay(srcTxids[srcTxids.length - 1]!);
-    console.log(`Finished relay: `, relayStatus);
-    return;
-  }
-
   // Note: Depending on chain finality, this timeout may need to be increased.
   // See https://developers.circle.com/stablecoin/docs/cctp-technical-reference#mainnet for more
   console.log("Waiting for Attestation");