Add ability to run Optimism fixturenet with external L1 endpoint (#273)

* Remove unnecessary todos

* Set option to log commands in shell scripts

* Replace fixturenet-eth dependency with wait on endpoint

* Skip lighthouse node dependency check

* Update all services in the stack

* Use debug flag to enable shell commands logging

* Add bash in op-batcher container

* Update mobymask-v2 instructions

* Update fixturenet-optimism instructions

* Add descriptions for services

* Move ts files to container-build

* Take L1 RPC endpoint from the env file

* Add dev mode restriction for editing env file

app/data/container-build/cerc-optimism-contracts/Dockerfile

@@ -1,4 +1,3 @@
-# TODO: Use a node alpine image
 FROM cerc/foundry:local
 
 # Install node (local foundry is a debian based image)

app/data/container-build/cerc-optimism-contracts/hardhat-tasks/rekey-json.ts

@@ -0,0 +1,28 @@
+import fs from 'fs'
+
+import { task } from 'hardhat/config'
+import { hdkey } from 'ethereumjs-wallet'
+import * as bip39 from 'bip39'
+
+task('rekey-json', 'Generates a new set of keys for a test network')
+  .addParam('output', 'JSON file to output accounts to')
+  .setAction(async ({ output: outputFile }) => {
+    const mnemonic = bip39.generateMnemonic()
+    const pathPrefix = "m/44'/60'/0'/0"
+    const labels = ['Admin', 'Proposer', 'Batcher', 'Sequencer']
+    const hdwallet = hdkey.fromMasterSeed(await bip39.mnemonicToSeed(mnemonic))
+
+    const output = {}
+
+    for (let i = 0; i < labels.length; i++) {
+      const label = labels[i]
+      const wallet = hdwallet.derivePath(`${pathPrefix}/${i}`).getWallet()
+      const addr = '0x' + wallet.getAddress().toString('hex')
+      const pk = wallet.getPrivateKey().toString('hex')
+
+      output[label] = { address: addr, privateKey: pk }
+    }
+
+    fs.writeFileSync(outputFile, JSON.stringify(output, null, 2))
+    console.log(`L2 account keys written to ${outputFile}`)
+  })

app/data/container-build/cerc-optimism-contracts/hardhat-tasks/send-balance.ts

@@ -0,0 +1,22 @@
+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 }, {}) => {
+    // Open the wallet using sender's private key
+    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({
+      to,
+      value: ethers.utils.parseEther(amount),
+    })
+
+    console.log(`Balance sent to: ${to}, from: ${wallet.address}`)
+    console.log(`Transaction hash: ${tx.hash}`)
+  })