// SPDX-License-Identifier: MIT
pragma solidity ^0.8.23;

// interfaces

// libraries

// contracts

interface IOperatorRegistry {
    // =============================================================
    //                           Events
    // =============================================================
    event OperatorAdded(address indexed operatorAddress);

    event OperatorRemoved(address indexed operatorAddress);

    // =============================================================
    //                           Operators
    // =============================================================
    function approveOperator(address operator) external;

    function removeOperator(address operator) external;

    function isOperator(address operator) external view returns (bool);

    function getAllOperators() external view returns (address[] memory);
}