// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

// ------------- storage

// keccak256("eip1967.proxy.implementation") - 1 = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;
bytes32 constant ERC1967_PROXY_STORAGE_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;

function s() pure returns (ERC1967UpgradeDS storage diamondStorage) {
    assembly { diamondStorage.slot := ERC1967_PROXY_STORAGE_SLOT } // prettier-ignore
}

struct ERC1967UpgradeDS {
    address implementation;
}

// ------------- errors

error InvalidUUID();
error NotAContract();

/// @notice ERC1967
/// @author phaze (https://github.com/0xPhaze/UDS)
abstract contract ERC1967 {
    event Upgraded(address indexed implementation);

    function _upgradeToAndCall(address logic, bytes memory data) internal {
        if (logic.code.length == 0) revert NotAContract();

        if (ERC1822(logic).proxiableUUID() != ERC1967_PROXY_STORAGE_SLOT) revert InvalidUUID();

        if (data.length != 0) {
            (bool success, ) = logic.delegatecall(data);

            if (!success) {
                assembly {
                    returndatacopy(0, 0, returndatasize())
                    revert(0, returndatasize())
                }
            }
        }

        emit Upgraded(logic);

        s().implementation = logic;
    }
}

/// @notice Minimal ERC1967Proxy
/// @author phaze (https://github.com/0xPhaze/UDS)
contract ERC1967Proxy is ERC1967 {
    constructor(address logic, bytes memory data) payable {
        _upgradeToAndCall(logic, data);
    }

    fallback() external payable {
        assembly {
            calldatacopy(0, 0, calldatasize())

            let success := delegatecall(gas(), sload(ERC1967_PROXY_STORAGE_SLOT), 0, calldatasize(), 0, 0)

            returndatacopy(0, 0, returndatasize())

            if success {
                return(0, returndatasize())
            }

            revert(0, returndatasize())
        }
    }
}

/// @notice ERC1822
/// @author phaze (https://github.com/0xPhaze/UDS)
abstract contract ERC1822 {
    function proxiableUUID() external view virtual returns (bytes32);
}

{
  "remappings": [
    "CRFTD/=src/",
    "ERC721A/=lib/fx-contracts/lib/ERC721M/lib/ERC721A/contracts/",
    "ERC721M/=lib/fx-contracts/lib/ERC721M/src/",
    "UDS/=lib/UDS/src/",
    "ds-test/=lib/solmate/lib/ds-test/src/",
    "forge-std/=lib/forge-std/src/",
    "futils/=lib/futils/src/",
    "fx-contracts/=lib/fx-contracts/src/",
    "fx-portal/=lib/fx-contracts/lib/ERC721M/lib/fx-portal/contracts/",
    "openzeppelin/=lib/fx-contracts/lib/ERC721M/lib/openzeppelin-contracts/",
    "solmate/=lib/solmate/src/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 100000
  },
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "london",
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"logic","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"stateMutability":"payable","type":"constructor"},{"inputs":[],"name":"InvalidUUID","type":"error"},{"inputs":[],"name":"NotAContract","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"}]

0x60806040526040516103bf3803806103bf83398101604081905261002291610210565b61002c8282610033565b5050610313565b816001600160a01b03163b60000361005e576040516309ee12d560e01b815260040160405180910390fd5b60008051602061039f83398151915260001b826001600160a01b03166352d1902d6040518163ffffffff1660e01b8152600401602060405180830381865afa1580156100ae573d6000803e3d6000fd5b505050506040513d601f19601f820116820180604052508101906100d291906102de565b146100f0576040516303ed501d60e01b815260040160405180910390fd5b805115610166576000826001600160a01b03168260405161011191906102f7565b600060405180830381855af49150503d806000811461014c576040519150601f19603f3d011682016040523d82523d6000602084013e610151565b606091505b5050905080610164573d6000803e3d6000fd5b505b6040516001600160a01b038316907fbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b90600090a25060008051602061039f83398151915280546001600160a01b0319166001600160a01b0392909216919091179055565b634e487b7160e01b600052604160045260246000fd5b60005b838110156101fb5781810151838201526020016101e3565b8381111561020a576000848401525b50505050565b6000806040838503121561022357600080fd5b82516001600160a01b038116811461023a57600080fd5b60208401519092506001600160401b038082111561025757600080fd5b818501915085601f83011261026b57600080fd5b81518181111561027d5761027d6101ca565b604051601f8201601f19908116603f011681019083821181831017156102a5576102a56101ca565b816040528281528860208487010111156102be57600080fd5b6102cf8360208301602088016101e0565b80955050505050509250929050565b6000602082840312156102f057600080fd5b5051919050565b600082516103098184602087016101e0565b9190910192915050565b607e806103216000396000f3fe608060405236600080376000803660007f360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc545af43d6000803e80156042573d6000f35b503d6000fdfea2646970667358221220ec51e6f089dc36f665bf49468942777e9e5d3f523b0fa7351c1e8a5a1520085164736f6c634300080f0033360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc000000000000000000000000178dec1e0219e3e09b1e2838982612b508c373d3000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000c47029144c000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000005447265616d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005445245414d00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000

0x608060405236600080376000803660007f360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc545af43d6000803e80156042573d6000f35b503d6000fdfea2646970667358221220ec51e6f089dc36f665bf49468942777e9e5d3f523b0fa7351c1e8a5a1520085164736f6c634300080f0033