add mint/burn token for bridging

src/BridgedToken.sol

@@ -0,0 +1,71 @@
+// SPDX-License-Identifier: MIT
+
+pragma solidity ^0.8.0;
+
+import {AccessControlUpgradeable} from "@openzeppelin/contracts-upgradeable/access/AccessControlUpgradeable.sol";
+import {ERC20Upgradeable} from "@openzeppelin/contracts-upgradeable/token/ERC20/ERC20Upgradeable.sol";
+
+import {IMintableBurnable} from "@layerzerolabs/oft-evm/contracts/interfaces/IMintableBurnable.sol";
+
+contract BridgedToken is
+    ERC20Upgradeable,
+    AccessControlUpgradeable,
+    IMintableBurnable
+{
+    /*************
+     * Constants *
+     *************/
+
+    /// @notice The role required to mint tokens
+    bytes32 public constant MINTER_ROLE = keccak256("MINTER_ROLE");
+
+    /// @notice The role required to burn tokens
+    bytes32 public constant BURNER_ROLE = keccak256("BURNER_ROLE");
+
+    /***************
+     * Constructor *
+     ***************/
+
+    constructor() {
+        _disableInitializers();
+    }
+
+    /// @notice Initializes the contract
+    /// @param admin The address of the admin
+    /// @param name The name of the token
+    /// @param symbol The symbol of the token
+    function initialize(
+        address admin,
+        string memory name,
+        string memory symbol
+    ) external initializer {
+        __ERC20_init(name, symbol);
+        __AccessControl_init();
+
+        _grantRole(DEFAULT_ADMIN_ROLE, admin);
+    }
+
+    /*****************************
+     * Public Mutating Functions *
+     *****************************/
+
+    /// @inheritdoc IMintableBurnable
+    function burn(
+        address _from,
+        uint256 _amount
+    ) external onlyRole(BURNER_ROLE) returns (bool success) {
+        _burn(_from, _amount);
+
+        return true;
+    }
+
+    /// @inheritdoc IMintableBurnable
+    function mint(
+        address _to,
+        uint256 _amount
+    ) external onlyRole(MINTER_ROLE) returns (bool success) {
+        _mint(_to, _amount);
+
+        return true;
+    }
+}

src/oft/BridgedTokenOFTAdapter.sol

@@ -0,0 +1,19 @@
+// SPDX-License-Identifier: MIT
+
+pragma solidity 0.8.30;
+
+import {Ownable} from "@openzeppelin/contracts/access/Ownable.sol";
+import {MintBurnOFTAdapter} from "@layerzerolabs/oft-evm/contracts/MintBurnOFTAdapter.sol";
+import {IMintableBurnable} from "@layerzerolabs/oft-evm/contracts/interfaces/IMintableBurnable.sol";
+
+contract BridgedTokenOFTAdapter is MintBurnOFTAdapter {
+    constructor(
+        address _token,
+        IMintableBurnable _minterBurner,
+        address _lzEndpoint,
+        address _delegate
+    )
+        MintBurnOFTAdapter(_token, _minterBurner, _lzEndpoint, _delegate)
+        Ownable(_delegate)
+    {}
+}