Avoid using hardhat ethers to send balances from an account

app/data/config/fixturenet-optimism/optimism-contracts/run.sh

@@ -1,4 +1,5 @@
 #!/bin/bash
+set -e
 
 # Append tasks/index.ts file
 echo "import './rekey-json'" >> tasks/index.ts

app/data/config/fixturenet-optimism/optimism-contracts/send-balance.ts

@@ -1,13 +1,15 @@
 import { task } from 'hardhat/config'
 import '@nomiclabs/hardhat-ethers'
+import { ethers } from 'ethers'
 
 task('send-balance', 'Sends Ether to a specified Ethereum account')
   .addParam('to', 'The Ethereum address to send Ether to')
   .addParam('amount', 'The amount of Ether to send, in Ether')
   .addParam('privateKey', 'The private key of the sender')
-  .setAction(async ({ to, amount, privateKey }, { ethers }) => {
+  .setAction(async ({ to, amount, privateKey }, {}) => {
     // Open the wallet using sender's private key
-    const wallet = new ethers.Wallet(privateKey, ethers.provider)
+    const provider = new ethers.providers.JsonRpcProvider(`${process.env.L1_RPC}`)
+    const wallet = new ethers.Wallet(privateKey, provider)
 
     // Send amount to the specified address
     const tx = await wallet.sendTransaction({