feat: added cctp example

V2/sdk/CCTP/.env.example

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+# Copy this file to a file called .env in the same directory and fill in the values.
+
+PRIVATE_KEY= # 1a2b3c... your private key
+INTEGRATOR_ID= # Squid integratorId can be obtained from https://l19g3aali76.typeform.com/integrator-id
+AVALANCHE_RPC_ENDPOINT= # Avalanche RPC endpoint

V2/sdk/CCTP/package.json

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+{
+	"scripts": {
+		"start": "ts-node src/index.ts"
+	},
+	"dependencies": {
+		"@0xsquid/sdk": "^2.8.1-beta.0",
+		"@0xsquid/squid-types": "^0.1.27",
+		"@openzeppelin/contracts": "^4.9.3",
+		"@types/node": "^18.11.10",
+		"@types/typescript": "^2.0.0",
+		"dotenv": "^16.3.1",
+		"ethers": "^5.7.2",
+		"ts-node": "^10.9.1",
+		"typescript": "^4.9.3"
+	}
+}

V2/sdk/CCTP/src/index.ts

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+// Import necessary libraries
+import { ethers } from "ethers";
+import { Squid } from "@0xsquid/sdk";
+
+// Load environment variables from .env file
+import * as dotenv from "dotenv";
+dotenv.config();
+
+const privateKey: string = process.env.PRIVATE_KEY!;
+const integratorId: string = process.env.INTEGRATOR_ID!; // get one at https://form.typeform.com/to/cqFtqSvX
+const RpcEndpoint: string = process.env.RPC_ENDPOINT!;
+
+// Define chain and token addresses
+const evmChainId = "43114";
+const nobleChainId = "noble-1";
+const usdcEVMToken = "0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E";
+const usdcTokenNoble = "uusdc";
+
+// Define amount to be sent
+const amount = "100000"; // 0.1 USDC
+
+// Function to get Squid SDK instance
+const getSDK = (): Squid => {
+  const squid = new Squid({
+    baseUrl: "https://v2.api.squidrouter.com",
+    integratorId: integratorId,
+  });
+  return squid;
+};
+
+// Main function
+(async () => {
+  // Set up JSON RPC provider and signer
+  const provider = new ethers.providers.JsonRpcProvider(RpcEndpoint);
+  const signer = new ethers.Wallet(privateKey, provider);
+
+  // Initialize Squid SDK
+  const squid = getSDK();
+  await squid.init();
+  console.log("Initialized Squid SDK");
+
+  // Set up parameters for swapping tokens
+  const params = {
+    fromAddress: signer.address,
+    fromChain: evmChainId,
+    fromToken: usdcEVMToken,
+    fromAmount: amount,
+    toChain: nobleChainId,
+    toToken: usdcTokenNoble,
+    toAddress: "noble1zqnudqmjrgh9m3ec9yztkrn4ttx7ys64p87kkx",
+    slippage: 1,
+    slippageConfig: {
+      autoMode: 1,
+    },
+    quoteOnly: false,
+  };
+
+  console.log("Parameters:", params);
+  // Get the swap route using Squid SDK
+  const { route, requestId } = await squid.getRoute(params);
+  console.log("Calculated route:", route.estimate.toAmount);
+
+  const { isApproved, message } = await squid.isRouteApproved({
+    route,
+    sender: signer.address,
+  });
+
+  // check if route is approved
+  if (!isApproved) {
+    console.log("Route is not approved, approving now...");
+    const approve = await squid.approveRoute({ signer, route });
+    signer.provider.getNetwork;
+  }
+  console.log("Route is approved");
+
+  // Execute the swap transaction
+  const tx = (await squid.executeRoute({
+    signer,
+    route,
+  })) as unknown as ethers.providers.TransactionResponse;
+  const txReceipt = await tx.wait();
+
+  // Wait a few seconds before checking the status
+  await new Promise((resolve) => setTimeout(resolve, 5000));
+
+  // Retrieve the transaction's route status
+  const getStatusParams = {
+    transactionId: txReceipt.transactionHash,
+    requestId: requestId,
+    fromChainId: evmChainId,
+    toChainId: nobleChainId,
+    bridgeType: "cctp",
+  };
+
+  console.log("checkig tx status....");
+  async function waitForSuccess() {
+    await new Promise((resolve) => setTimeout(resolve, 1000));
+    let isSuccess = false;
+    while (!isSuccess) {
+      try {
+        const status = await squid.getStatus(getStatusParams);
+        if (status && status.squidTransactionStatus === "success") {
+          console.log(status);
+          console.log("Transaction successful!");
+          isSuccess = true;
+        } else {
+          console.log(status);
+          console.log("In progress....");
+          await new Promise((resolve) => setTimeout(resolve, 5000)); // Wait for 5 seconds before the next check
+        }
+      } catch (error) {
+        console.log("Error:", error);
+        await new Promise((resolve) => setTimeout(resolve, 1000));
+      }
+    }
+  }
+
+  await waitForSuccess();
+})();

V2/sdk/CCTP/tsconfig.json

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+{
+	"compilerOptions": {
+		"target": "es6",
+		"module": "commonjs",
+		"outDir": "dist",
+		"sourceMap": true
+	},
+	"include": ["src/**/*"]
+}