ExternalContractCompiler.sol

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import { ProxyAdmin } from "@eth-optimism/contracts-bedrock/contracts/universal/ProxyAdmin.sol";
import { Proxy } from "@eth-optimism/contracts-bedrock/contracts/universal/Proxy.sol";

/**
 * Just exists so we can compile external contracts.
 */
contract ExternalContractCompiler {

}