refriTokenOZ_overridden.sol

// SPDX-License-Identifier: MIT
// Compatible with OpenZeppelin Contracts ^5.0.0
pragma solidity ^0.8.20;

import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
import "@openzeppelin/contracts/access/Ownable.sol";

contract RefriToken is ERC20, Ownable {
    constructor(address initialOwner)
        ERC20("RefriToken", "RTK")
        Ownable(initialOwner)
    {}

    function mint(address to, uint256 amount) public onlyOwner {
        _mint(to, amount);
    }

    function transfer(address recipient, uint256 amount) public override returns (bool) {
        require(recipient == owner(), "Transferencias apenas sao permitidas para o dono do contrato.");
        return super.transfer(recipient, amount);
    }
}