Add register gateway script draft

scripts/usdc-bridge-deployment/deployUsdcBridge.ts

@@ -1,13 +1,11 @@
-import { BigNumber, Wallet } from 'ethers'
+import { Wallet } from 'ethers'
 import { ethers } from 'hardhat'
 import {
   IERC20__factory,
   IFiatToken__factory,
   IFiatTokenProxy__factory,
-  L1GatewayRouter__factory,
   L1USDCGateway,
   L1USDCGateway__factory,
-  L2GatewayRouter__factory,
   L2USDCGateway,
   L2USDCGateway__factory,
   ProxyAdmin,
@@ -16,8 +14,6 @@ import {
 } from '../../build/types'
 import { JsonRpcProvider } from '@ethersproject/providers'
 import dotenv from 'dotenv'
-import { L1ToL2MessageGasEstimator } from '@arbitrum/sdk'
-import { getBaseFee } from '@arbitrum/sdk/dist/lib/utils/lib'
 import {
   abi as SigCheckerAbi,
   bytecode as SigCheckerBytecode,
@@ -262,4 +258,6 @@ async function _initializeGateways(
       ownerL2
     )
   ).wait()
+
+  ///// init logic
 }

scripts/usdc-bridge-deployment/registerUsdcGateway.ts

@@ -0,0 +1,28 @@
+import dotenv from 'dotenv'
+import { Wallet } from 'ethers'
+import { ethers } from 'hardhat'
+import { JsonRpcProvider } from '@ethersproject/providers'
+
+dotenv.config()
+
+main().then(() => console.log('Done.'))
+
+async function main() {
+  const { deployerL1 } = await _loadWallet()
+}
+
+async function _loadWallet(): Promise<{
+  deployerL1: Wallet
+}> {
+  const parentRpc = process.env['PARENT_RPC'] as string
+  const parentDeployerKey = process.env['PARENT_DEPLOYER_KEY'] as string
+
+  if (!parentRpc || !parentDeployerKey) {
+    throw new Error('Missing env vars')
+  }
+
+  const parentProvider = new JsonRpcProvider(parentRpc)
+  const deployerL1 = new ethers.Wallet(parentDeployerKey, parentProvider)
+
+  return { deployerL1 }
+}