git3-contract/contracts/v3/HubFactory.sol

pragma solidity ^0.8.0;

// import "@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/Create2.sol";
import "@openzeppelin/contracts/proxy/Clones.sol";
import "./Hubv3.sol";

contract HubFactory is Ownable {
    event CreateHub(address indexed hub, address indexed creator);
    address[] public hubs;
    Hubv3 public hubImp;

    // function initialize() initializer public {
    //     __Ownable_init();
    // }

    function newHubImp() public onlyOwner {
        hubImp = new Hubv3();
    }

    function setHubImp(address addr) public onlyOwner {
        hubImp = Hubv3(addr);
    }

    function createHub(bool dbSelector) external {
        address instance = Clones.clone(address(hubImp));
        hubs.push(instance);
        Hubv3(instance).initialize(dbSelector, _msgSender());
        emit CreateHub(instance, _msgSender());
    }
}