feat: DeployExpressLaneAuctionScript

scripts/foundry/timeboost/.env.sample

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+## These env vars are used for DeployExpressLaneAuction.s.sol
+PROXY_ADMIN_ADDRESS=
+AUCTIONEER_ADDRESS=
+BIDDING_TOKEN_ADDRESS=
+BENEFICIARY_ADDRESS=
+AUCTIONEER_ADMIN_ADDRESS=
+MIN_RESERVE_PRICE_SETTER_ADDRESS=
+RESERVE_PRICE_SETTER_ADDRESS=
+RESERVE_PRICE_SETTER_ADMIN_ADDRESS=
+BENEFICIARY_SETTER_ADDRESS=
+ROUND_TIMING_SETTER_ADDRESS=
+MASTER_ADMIN_ADDRESS=
+
+ROUND_DURATION_SECONDS=60
+AUCTION_CLOSING_SECONDS=15
+RESERVE_SUBMISSION_SECONDS=15

scripts/foundry/timeboost/DeployExpressLaneAuction.s.sol

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+// SPDX-License-Identifier: Apache-2.0
+pragma solidity 0.8.16;
+
+import {DeploymentHelpersScript} from "../helper/DeploymentHelpers.s.sol";
+import {TransparentUpgradeableProxy} from "@openzeppelin/contracts/proxy/transparent/TransparentUpgradeableProxy.sol";
+
+import "@arbitrum/nitro-contracts-2.1.1/src/express-lane-auction/IExpressLaneAuction.sol";
+
+/**
+ * @title DeployAddWasmCacheManagerActionScript
+ * @notice This script deploys CacheManager and then deploys action that's used to add cache manager on a child chain.
+ */
+contract DeployExpressLaneAuctionScript is DeploymentHelpersScript {
+    // https://github.com/OffchainLabs/nitro/releases/tag/consensus-v32
+    uint256 public constant TARGET_ARBOS_VERSION = 32;
+
+    function run() public {
+        vm.startBroadcast();
+
+        // deploy CacheManger behind proxy
+        address expressLaneAuctionLogic = deployBytecodeFromJSON(
+            "/node_modules/@arbitrum/nitro-contracts-2.1.1/build/contracts/src/express-lane-auction/ExpressLaneAuction.sol/ExpressLaneAuction.json"
+        );
+        address expressLaneAuctionProxy = address(
+            new TransparentUpgradeableProxy(
+                expressLaneAuctionLogic,
+                vm.envAddress("PROXY_ADMIN_ADDRESS"),
+                abi.encodeCall(
+                    IExpressLaneAuction.initialize,
+                    InitArgs({
+                        _auctioneer: vm.envAddress("AUCTIONEER_ADDRESS"),
+                        _biddingToken: vm.envAddress("BIDDING_TOKEN_ADDRESS"),
+                        _beneficiary: vm.envAddress("BENEFICIARY_ADDRESS"),
+                        _roundTimingInfo: RoundTimingInfo({
+                            offsetTimestamp: block.timestamp,
+                            roundDurationSeconds: vm.envUint("ROUND_DURATION_SECONDS"),
+                            auctionClosingSeconds: vm.envUint("AUCTION_CLOSING_SECONDS"),
+                            reserveSubmissionSeconds: vm.envUint("RESERVE_SUBMISSION_SECONDS")
+                        }),
+                        _minReservePrice: 0,
+                        _auctioneerAdmin: vm.envAddress("AUCTIONEER_ADMIN_ADDRESS"),
+                        _minReservePriceSetter: vm.envAddress("MIN_RESERVE_PRICE_SETTER_ADDRESS"),
+                        _reservePriceSetter: vm.envAddress("RESERVE_PRICE_SETTER_ADDRESS"),
+                        _reservePriceSetterAdmin: vm.envAddress("RESERVE_PRICE_SETTER_ADMIN_ADDRESS"),
+                        _beneficiarySetter: vm.envAddress("BENEFICIARY_SETTER_ADDRESS"),
+                        _roundTimingSetter: vm.envAddress("ROUND_TIMING_SETTER_ADDRESS"),
+                        _masterAdmin: vm.envAddress("MASTER_ADMIN_ADDRESS")
+                    })
+                )
+            )
+        );
+
+        vm.stopBroadcast();
+    }
+}

scripts/foundry/timeboost/README.md

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+# Deploy ExpressLaneAuction contract
+
+This script deploy ExpressLaneAuction contract, the contract can then be configured in the sequencer to enable timeboost.
+
+## How to use it
+
+1. Setup .env according to the example files, make sure you provide correct values.
+
+> [!CAUTION]
+> The .env file must be in project root.
+
+`DeployExpressLaneAuction.s.sol` script deploys `ExpressLaneAuction` behind a proxy. It can be executed in this directory like this:
+
+```bash
+forge script --sender $DEPLOYER --rpc-url $CHILD_CHAIN_RPC --broadcast --slow ./DeployExpressLaneAuction.s.sol -vvv --verify --broadcast
+# use --account XXX / --private-key XXX / --interactive / --ledger to set the account to send the transaction from
+```
+
+The deployer does not need to be the chain owner or have any admin privilege.
+