Added blast support

Author: GabrielCartier

lib/blast/IBlast.sol

@@ -0,0 +1,55 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.18;
+
+enum YieldMode {
+    AUTOMATIC,
+    VOID,
+    CLAIMABLE
+}
+
+enum GasMode {
+    VOID,
+    CLAIMABLE
+}
+
+interface IBlast {
+    // configure
+    function configureContract(address contractAddress, YieldMode _yield, GasMode gasMode, address governor) external;
+    function configure(YieldMode _yield, GasMode gasMode, address governor) external;
+
+    // base configuration options
+    function configureClaimableYield() external;
+    function configureClaimableYieldOnBehalf(address contractAddress) external;
+    function configureAutomaticYield() external;
+    function configureAutomaticYieldOnBehalf(address contractAddress) external;
+    function configureVoidYield() external;
+    function configureVoidYieldOnBehalf(address contractAddress) external;
+    function configureClaimableGas() external;
+    function configureClaimableGasOnBehalf(address contractAddress) external;
+    function configureVoidGas() external;
+    function configureVoidGasOnBehalf(address contractAddress) external;
+    function configureGovernor(address _governor) external;
+    function configureGovernorOnBehalf(address _newGovernor, address contractAddress) external;
+
+    // claim yield
+    function claimYield(address contractAddress, address recipientOfYield, uint256 amount) external returns (uint256);
+    function claimAllYield(address contractAddress, address recipientOfYield) external returns (uint256);
+
+    // claim gas
+    function claimAllGas(address contractAddress, address recipientOfGas) external returns (uint256);
+    function claimGasAtMinClaimRate(address contractAddress, address recipientOfGas, uint256 minClaimRateBips)
+        external
+        returns (uint256);
+    function claimMaxGas(address contractAddress, address recipientOfGas) external returns (uint256);
+    function claimGas(address contractAddress, address recipientOfGas, uint256 gasToClaim, uint256 gasSecondsToConsume)
+        external
+        returns (uint256);
+
+    // read functions
+    function readClaimableYield(address contractAddress) external view returns (uint256);
+    function readYieldConfiguration(address contractAddress) external view returns (uint8);
+    function readGasParams(address contractAddress)
+        external
+        view
+        returns (uint256 etherSeconds, uint256 etherBalance, uint256 lastUpdated, GasMode);
+}

lib/blast/IBlastPoints.sol

@@ -0,0 +1,7 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.18;
+
+interface IBlastPoints {
+    function configurePointsOperator(address operator) external;
+    function configurePointsOperatorOnBehalf(address contractAddress, address operator) external;
+}

script/DeployEchoCrossChain.s.sol renamed to script/DeployEcho.s.sol

@@ -0,0 +1,20 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.18;
+
+import "./Echo.sol";
+import "blast/IBlast.sol";
+import "blast/IBlastPoints.sol";
+
+contract EchoBlast is Echo {
+    IBlast public constant BLAST = IBlast(0x4300000000000000000000000000000000000002);
+
+    constructor(address owner, address blastPointsAddress) Echo(owner) {
+        IBlastPoints(blastPointsAddress).configurePointsOperator(owner);
+        BLAST.configureAutomaticYield();
+        BLAST.configureClaimableGas();
+    }
+
+    function claimGas() external onlyOwner {
+        BLAST.claimMaxGas(address(this), msg.sender);
+    }
+}