Feat: Across Intent composable executions

contracts/wrappers/AcrossIntentWrapper.sol

@@ -0,0 +1,68 @@
+pragma solidity ^0.8.27;
+
+import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol";
+
+interface AcrossV3SpokePool {
+  function depositV3(
+    address depositor,
+    address recipient,
+    address inputToken,
+    address outputToken,
+    uint256 inputAmount,
+    uint256 outputAmount,
+    uint256 destinationChainId,
+    address exclusiveRelayer,
+    uint32 quoteTimestamp,
+    uint32 fillDeadline,
+    uint32 exclusivityDeadline,
+    bytes calldata message
+  ) external payable;
+}
+
+contract AcrossIntentWrapper {
+    error InputAmountMismatch(uint256 balance, uint256 inputAmount);
+
+    function depositV3Composable (
+        address pool, // pool to call
+        address depositor,
+        address recipient,
+        address inputToken,
+        address outputToken,
+        uint256 inputAmount,
+        uint256 outputRatioPacked, // MS 128bytes: output ratio = (quotedInputAmount * OUTPUT_RATIO_PRECISION) / quotedOutputAmount ; LS 128bytes: OUTPUT_RATIO_PRECISION
+        uint256 destinationChainId,
+        address exclusiveRelayer,
+        uint32 quoteTimestamp,
+        uint32 fillDeadline,
+        uint32 exclusivityDeadline,
+        bytes calldata message
+    ) external payable {
+        // 1. Approve input amount to the pool
+        uint256 balance = IERC20(inputToken).balanceOf(address(this));
+        require (balance == inputAmount, InputAmountMismatch(balance, inputAmount));
+        IERC20(inputToken).approve(pool, inputAmount);
+
+        // 2. Unpack the output ratio
+        uint256 outputRatio = outputRatioPacked >> 128;
+        uint256 outputRatioPrecision = outputRatioPacked & 0x00000000000000000000000000000000ffffffffffffffffffffffffffffffff;
+
+        // 3. Get the output amount
+        uint256 outputAmount = inputAmount * outputRatio / outputRatioPrecision;
+
+        // 4. Call the pool with the runtime amount
+        AcrossV3SpokePool(pool).depositV3{value: msg.value}(
+            depositor,
+            recipient,
+            inputToken,
+            outputToken,
+            inputAmount,
+            outputAmount,
+            destinationChainId,
+            exclusiveRelayer,
+            quoteTimestamp,
+            fillDeadline,
+            exclusivityDeadline,
+            message
+        );
+    }
+}

foundry.toml

@@ -34,5 +34,10 @@
   tab_width = 4
   wrap_comments = true
 
+[rpc_endpoints]
+  optimism = "${OPTIMISM_MAINNET_RPC_URL}"
+  optimism-sepolia = "${OPTIMISM_SEPOLIA_RPC_URL}"
+  base = "${BASE_RPC_URL}"
+  base-sepolia = "${BASE_SEPOLIA_RPC_URL}"
 
 # See more config options https://github.com/foundry-rs/foundry/blob/master/crates/config/README.md#all-options

scripts/foundry-deploy/DeployAcrossIntentWrapper.s.sol

@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.27;
+
+import {AcrossIntentWrapper} from "../../contracts/wrappers/AcrossIntentWrapper.sol";
+import {Script} from "forge-std/Script.sol";
+import {console2} from "forge-std/console2.sol";
+
+contract DeployAcrossIntentWrapper is Script {
+
+    function setUp() public {
+
+    }
+
+    function run() public {
+        vm.startBroadcast();
+
+        AcrossIntentWrapper acrossIntentWrapper = new AcrossIntentWrapper();
+
+        vm.stopBroadcast();
+    }
+}
+
+// OP mainnet: 0xB9F82b52Afde09D0E2CC0748a66D1Df76C18A1c7 (with emit)