add oft

.gitmodules

@@ -10,3 +10,12 @@
 [submodule "lib/openzeppelin-foundry-upgrades"]
 	path = lib/openzeppelin-foundry-upgrades
 	url = https://github.com/OpenZeppelin/openzeppelin-foundry-upgrades
+[submodule "lib/devtools"]
+	path = lib/devtools
+	url = https://github.com/layerzero-labs/devtools
+[submodule "lib/LayerZero-v2"]
+	path = lib/LayerZero-v2
+	url = https://github.com/layerzero-labs/LayerZero-v2
+[submodule "lib/solidity-bytes-utils"]
+	path = lib/solidity-bytes-utils
+	url = https://github.com/GNSPS/solidity-bytes-utils.git

foundry.lock

@@ -1,4 +1,7 @@
 {
+  "lib/devtools": {
+    "rev": "8b1a994804581232e791983cf8ed770c9abcf0fb"
+  },
   "lib/forge-std": {
     "rev": "8bbcf6e3f8f62f419e5429a0bd89331c85c37824"
   },

foundry.toml

@@ -11,9 +11,14 @@ build_info = true
 extra_output = ["storageLayout"]
 
 remappings = [
+    '@layerzerolabs/oft-evm/=lib/devtools/packages/oft-evm/',
+    '@layerzerolabs/oapp-evm/=lib/devtools/packages/oapp-evm/',
+    '@layerzerolabs/lz-evm-protocol-v2/=lib/layerzero-v2/packages/layerzero-v2/evm/protocol',
+    '@layerzerolabs/lz-evm-messagelib-v2/=lib/layerzero-v2/packages/layerzero-v2/evm/messagelib',
     "@openzeppelin/contracts/=lib/openzeppelin-contracts-upgradeable/lib/openzeppelin-contracts/contracts/",
     "@openzeppelin/contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/",
-    "openzeppelin-foundry-upgrades/=lib/openzeppelin-foundry-upgrades/src/"
+    "openzeppelin-foundry-upgrades/=lib/openzeppelin-foundry-upgrades/src/",
+    'solidity-bytes-utils/=lib/solidity-bytes-utils/',
 ]
 
 # Network configurations

src/oft/USXOFT.sol

@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: MIT
+pragma solidity 0.8.30;
+
+import {Ownable} from "@openzeppelin/contracts/access/Ownable.sol";
+import {OFT} from "@layerzerolabs/oft-evm/contracts/OFT.sol";
+
+contract USXOFT is OFT {
+    constructor(
+        string memory _name,
+        string memory _symbol,
+        address _lzEndpoint,
+        address _owner
+    ) OFT(_name, _symbol, _lzEndpoint, _owner) Ownable(_owner) {}
+}

src/oft/USXOFTAdaptor.sol

@@ -0,0 +1,13 @@
+// SPDX-License-Identifier: MIT
+pragma solidity 0.8.30;
+
+import {OFTAdapter} from "@layerzerolabs/oft-evm/contracts/OFTAdapter.sol";
+import {Ownable} from "@openzeppelin/contracts/access/Ownable.sol";
+
+contract USXOFTAdaptor is OFTAdapter {
+    constructor(
+        address _token,
+        address _lzEndpoint,
+        address _owner
+    ) OFTAdapter(_token, _lzEndpoint, _owner) Ownable(_owner) {}
+}