Gelato using execTransaction for gas metering (#326)

This PR converts the gas metering check from using 4337 `EntryPoint
v0.6` to using `execTransaction` directly in Safe.

Package Lock has been updated due to the addition of the Gelato relay
kit package.

Changes:
- Allow execution of Gelato-based transactions in `base-sepolia` as
well.
- Updating gas metering in README's from Gelato based on
`execTransaction`.
- Introduction of abi, address and types files into its location.
- Changing from `userOp` of 4337 to `execTransaction` of Safe for
Gelato-based transactions.
- Installation of Gelato Relay Kit. (Earlier RPC calls were used
directly for `userOps`).
- Additional functions for Gelato-based operations in `safe.ts`
(Creating calldata, init code, etc.).
- Removal of `userOp` related functions of Gelato.

Closes #296

examples/4337-gas-metering/.env.example

@@ -32,18 +32,16 @@ ALCHEMY_ERC20_TOKEN_CONTRACT = "0x255de08fb52fde17a3aab145de8e2ffb7fd0310f"
 ALCHEMY_ERC721_TOKEN_CONTRACT = "0x16bc5fba06f3f5875e915c0ba6963377eb6651e1"
 
 # Gelato Values
-GELATO_CHAIN = "sepolia"
-GELATO_CHAIN_ID = "11155111"
-GELATO_RPC_URL = "https://rpc.ankr.com/eth_sepolia"
-GELATO_API_KEY = "" # Sponsor API Key
-GELATO_GAS_POLICY = ""
-GELATO_ENTRYPOINT_ADDRESS = "0x5FF137D4b0FDCD49DcA30c7CF57E578a026d2789"
+GELATO_CHAIN = "base-sepolia" # "base-sepolia" or "sepolia"
+GELATO_CHAIN_ID = "84532" # "84532" or "11155111"
+GELATO_RPC_URL = "https://rpc.ankr.com/base_sepolia" # "https://rpc.ankr.com/base_sepolia" or "https://rpc.ankr.com/eth_sepolia"
+GELATO_API_KEY = "" # Sponsor API Key: https://app.gelato.network/relay?networkGroup=testnets
 GELATO_MULTISEND_ADDRESS = "0x38869bf66a61cF6bDB996A6aE40D5853Fd43B526" # https://github.com/safe-global/safe-deployments/blob/main/src/assets/v1.4.1/multi_send.json
 # Make sure all nonce are unique for it to deploy account when run initially.
 GELATO_NONCE = "3"
 # Gelato Token Operation Values (Based on the chain selected, these values should also change accordingly.)
-GELATO_ERC20_TOKEN_CONTRACT = "0x255de08fb52fde17a3aab145de8e2ffb7fd0310f"
-GELATO_ERC721_TOKEN_CONTRACT = "0x16bc5fba06f3f5875e915c0ba6963377eb6651e1"
+GELATO_ERC20_TOKEN_CONTRACT = "0x0b3ff6382bd1a8a74f23d39b4d131a08cea2502a"
+GELATO_ERC721_TOKEN_CONTRACT = "0xf13eca34092D27cbF91cD377eFB261704C687a05"
 
 # Safe Values
 SAFE_VERSION = "1.4.1"
@@ -55,3 +53,5 @@ SAFE_VERSION = "1.4.1"
 # ERC721 Token Sepolia: https://sepolia.etherscan.io/token/0x16bc5fba06f3f5875e915c0ba6963377eb6651e1
 # ERC20 Token Mumbai: https://mumbai.polygonscan.com/address/0x255de08fb52fde17a3aab145de8e2ffb7fd0310f
 # ERC721 Token Mumbai: https://mumbai.polygonscan.com/address/0x16bc5fba06f3f5875e915c0ba6963377eb6651e1
+# ERC20 Token Base Sepolia: https://sepolia.basescan.org/address/0x0b3ff6382bd1a8a74f23d39b4d131a08cea2502a
+# ERC721 Token Base Sepolia: https://sepolia.basescan.org/address/0xf13eca34092D27cbF91cD377eFB261704C687a05

examples/4337-gas-metering/alchemy/alchemy.ts

@@ -5,7 +5,8 @@ import { setTimeout } from 'timers/promises'
 import { PublicClient, Hash, Transport, createPublicClient, formatEther, http, parseEther, zeroAddress } from 'viem'
 import { privateKeyToAccount } from 'viem/accounts'
 import { goerli, sepolia } from 'viem/chains'
-import { SAFE_ADDRESSES_MAP, getAccountAddress, getAccountInitCode } from '../utils/safe'
+import { getAccountAddress, getAccountInitCode } from '../utils/safe'
+import { SAFE_ADDRESSES_MAP } from '../utils/address'
 import {
   UserOperation,
   signUserOperation,
@@ -115,7 +116,7 @@ const initCode = await getAccountInitCode({
 console.log('\nInit Code Created.')
 
 const senderAddress = await getAccountAddress({
-  client: publicClient,
+  publicClient: publicClient,
   owner: signer.address,
   addModuleLibAddress: chainAddresses.ADD_MODULES_LIB_ADDRESS,
   safe4337ModuleAddress: chainAddresses.SAFE_4337_MODULE_ADDRESS,