// SPDX-License-Identifier: MIT pragma solidity 0.8.10; import "@openzeppelin/contracts/token/ERC721/IERC721.sol"; interface IBEERC721 is IERC721 { function mint(address to, uint256 tokenId) external; function batchMint( address to, uint256 count ) external returns (uint256[] memory); function burn(address owner, uint256 tokenId) external; function ownerOf(uint256 tokenId) external view returns (address owner); function isLocked(uint256 tokenId) external view returns (bool); }