contracts-bedrock: add deployment script

packages/contracts-bedrock/scripts/Deploy.s.sol

 // SPDX-License-Identifier: MIT
-pragma solidity 0.8.15;
+pragma solidity ^0.8.0;
 
 import { Script } from "forge-std/Script.sol";
 import { Test } from "forge-std/Test.sol";

packages/contracts-bedrock/scripts/DeployConfig.s.sol

 // SPDX-License-Identifier: MIT
-pragma solidity 0.8.15;
+pragma solidity ^0.8.0;
 
 import { Script } from "forge-std/Script.sol";
 import { console2 as console } from "forge-std/console2.sol";

packages/contracts-bedrock/scripts/DeployL2.s.sol

+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import { Deployer } from "./Deployer.sol";
+import { DeployConfig } from "./DeployConfig.s.sol";
+import { console2 as console } from "forge-std/console2.sol";
+
+import { EAS } from "../contracts/EAS/EAS.sol";
+import { SchemaRegistry } from "../contracts/EAS/SchemaRegistry.sol";
+import { ISchemaRegistry } from "../contracts/EAS/ISchemaRegistry.sol";
+import { Predeploys } from "../contracts/libraries/Predeploys.sol";
+
+/// @title DeployL2
+/// @notice Script used to deploy predeploy implementations to L2.
+contract DeployL2 is Deployer {
+    DeployConfig cfg;
+
+    /// @notice The name of the script, used to ensure the right deploy artifacts
+    ///         are used.
+    function name() public pure override returns (string memory) {
+        return "DeployL2";
+    }
+
+    function setUp() public override {
+        super.setUp();
+
+        string memory path = string.concat(vm.projectRoot(), "/deploy-config/", deploymentContext, ".json");
+        cfg = new DeployConfig(path);
+
+        console.log("Deploying from %s", deployScript);
+        console.log("Deployment context: %s", deploymentContext);
+    }
+
+    /// @notice Modifier that wraps a function in broadcasting.
+    modifier broadcast() {
+        vm.startBroadcast();
+        _;
+        vm.stopBroadcast();
+    }
+
+    /// @notice Deploy the EAS implementation.
+    function deployEAS() broadcast() public returns (address) {
+        EAS eas = new EAS();
+
+        ISchemaRegistry registry = eas.getSchemaRegistry();
+        require(address(registry) == Predeploys.SCHEMA_REGISTRY, "EAS: invalid SchemaRegistry address");
+
+        save("EAS", address(eas));
+        console.log("EAS deployed at %s", address(eas));
+
+        string memory version = eas.version();
+        console.log("EAS version: %s", version);
+
+        return address(eas);
+    }
+
+    /// @notice Deploy the SchemaManager implementation.
+    function deploySchemaRegistry() broadcast() public returns (address) {
+        SchemaRegistry registry = new SchemaRegistry();
+
+        save("SchemaRegistry", address(registry));
+        console.log("SchemaRegistry deployed at %s", address(registry));
+
+        string memory version = registry.version();
+        console.log("SchemaRegistry version: %s", version);
+
+        return address(registry);
+    }
+}
+

packages/contracts-bedrock/scripts/Deployer.sol

 // SPDX-License-Identifier: MIT
-pragma solidity 0.8.15;
+pragma solidity ^0.8.0;
 
 import { Script } from "forge-std/Script.sol";
 import { stdJson } from "forge-std/StdJson.sol";