GlobalMarker

{{
  "language": "Solidity",
  "sources": {
    "@openzeppelin/contracts/access/Ownable.sol": {
      "content": "// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (access/Ownable.sol)

pragma solidity ^0.8.20;

import {Context} from "../utils/Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * The initial owner is set to the address provided by the deployer. This can
 * later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    /**
     * @dev The caller account is not authorized to perform an operation.
     */
    error OwnableUnauthorizedAccount(address account);

    /**
     * @dev The owner is not a valid owner account. (eg. `address(0)`)
     */
    error OwnableInvalidOwner(address owner);

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the address provided by the deployer as the initial owner.
     */
    constructor(address initialOwner) {
        if (initialOwner == address(0)) {
            revert OwnableInvalidOwner(address(0));
        }
        _transferOwnership(initialOwner);
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        if (owner() != _msgSender()) {
            revert OwnableUnauthorizedAccount(_msgSender());
        }
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby disabling any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        if (newOwner == address(0)) {
            revert OwnableInvalidOwner(address(0));
        }
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}
"
    },
    "@openzeppelin/contracts/interfaces/draft-IERC6093.sol": {
      "content": "// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (interfaces/draft-IERC6093.sol)
pragma solidity ^0.8.20;

/**
 * @dev Standard ERC20 Errors
 * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC20 tokens.
 */
interface IERC20Errors {
    /**
     * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     * @param balance Current balance for the interacting account.
     * @param needed Minimum amount required to perform a transfer.
     */
    error ERC20InsufficientBalance(address sender, uint256 balance, uint256 needed);

    /**
     * @dev Indicates a failure with the token `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     */
    error ERC20InvalidSender(address sender);

    /**
     * @dev Indicates a failure with the token `receiver`. Used in transfers.
     * @param receiver Address to which tokens are being transferred.
     */
    error ERC20InvalidReceiver(address receiver);

    /**
     * @dev Indicates a failure with the `spender`’s `allowance`. Used in transfers.
     * @param spender Address that may be allowed to operate on tokens without being their owner.
     * @param allowance Amount of tokens a `spender` is allowed to operate with.
     * @param needed Minimum amount required to perform a transfer.
     */
    error ERC20InsufficientAllowance(address spender, uint256 allowance, uint256 needed);

    /**
     * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.
     * @param approver Address initiating an approval operation.
     */
    error ERC20InvalidApprover(address approver);

    /**
     * @dev Indicates a failure with the `spender` to be approved. Used in approvals.
     * @param spender Address that may be allowed to operate on tokens without being their owner.
     */
    error ERC20InvalidSpender(address spender);
}

/**
 * @dev Standard ERC721 Errors
 * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC721 tokens.
 */
interface IERC721Errors {
    /**
     * @dev Indicates that an address can't be an owner. For example, `address(0)` is a forbidden owner in EIP-20.
     * Used in balance queries.
     * @param owner Address of the current owner of a token.
     */
    error ERC721InvalidOwner(address owner);

    /**
     * @dev Indicates a `tokenId` whose `owner` is the zero address.
     * @param tokenId Identifier number of a token.
     */
    error ERC721NonexistentToken(uint256 tokenId);

    /**
     * @dev Indicates an error related to the ownership over a particular token. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     * @param tokenId Identifier number of a token.
     * @param owner Address of the current owner of a token.
     */
    error ERC721IncorrectOwner(address sender, uint256 tokenId, address owner);

    /**
     * @dev Indicates a failure with the token `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     */
    error ERC721InvalidSender(address sender);

    /**
     * @dev Indicates a failure with the token `receiver`. Used in transfers.
     * @param receiver Address to which tokens are being transferred.
     */
    error ERC721InvalidReceiver(address receiver);

    /**
     * @dev Indicates a failure with the `operator`’s approval. Used in transfers.
     * @param operator Address that may be allowed to operate on tokens without being their owner.
     * @param tokenId Identifier number of a token.
     */
    error ERC721InsufficientApproval(address operator, uint256 tokenId);

    /**
     * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.
     * @param approver Address initiating an approval operation.
     */
    error ERC721InvalidApprover(address approver);

    /**
     * @dev Indicates a failure with the `operator` to be approved. Used in approvals.
     * @param operator Address that may be allowed to operate on tokens without being their owner.
     */
    error ERC721InvalidOperator(address operator);
}

/**
 * @dev Standard ERC1155 Errors
 * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC1155 tokens.
 */
interface IERC1155Errors {
    /**
     * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     * @param balance Current balance for the interacting account.
     * @param needed Minimum amount required to perform a transfer.
     * @param tokenId Identifier number of a token.
     */
    error ERC1155InsufficientBalance(address sender, uint256 balance, uint256 needed, uint256 tokenId);

    /**
     * @dev Indicates a failure with the token `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     */
    error ERC1155InvalidSender(address sender);

    /**
     * @dev Indicates a failure with the token `receiver`. Used in transfers.
     * @param receiver Address to which tokens are being transferred.
     */
    error ERC1155InvalidReceiver(address receiver);

    /**
     * @dev Indicates a failure with the `operator`’s approval. Used in transfers.
     * @param operator Address that may be allowed to operate on tokens without being their owner.
     * @param owner Address of the current owner of a token.
     */
    error ERC1155MissingApprovalForAll(address operator, address owner);

    /**
     * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.
     * @param approver Address initiating an approval operation.
     */
    error ERC1155InvalidApprover(address approver);

    /**
     * @dev Indicates a failure with the `operator` to be approved. Used in approvals.
     * @param operator Address that may be allowed to operate on tokens without being their owner.
     */
    error ERC1155InvalidOperator(address operator);

    /**
     * @dev Indicates an array length mismatch between ids and values in a safeBatchTransferFrom operation.
     * Used in batch transfers.
     * @param idsLength Length of the array of token identifiers
     * @param valuesLength Length of the array of token amounts
     */
    error ERC1155InvalidArrayLength(uint256 idsLength, uint256 valuesLength);
}
"
    },
    "@openzeppelin/contracts/token/ERC20/ERC20.sol": {
      "content": "// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/ERC20.sol)

pragma solidity ^0.8.20;

import {IERC20} from "./IERC20.sol";
import {IERC20Metadata} from "./extensions/IERC20Metadata.sol";
import {Context} from "../../utils/Context.sol";
import {IERC20Errors} from "../../interfaces/draft-IERC6093.sol";

/**
 * @dev Implementation of the {IERC20} interface.
 *
 * This implementation is agnostic to the way tokens are created. This means
 * that a supply mechanism has to be added in a derived contract using {_mint}.
 *
 * TIP: For a detailed writeup see our guide
 * https://forum.openzeppelin.com/t/how-to-implement-erc20-supply-mechanisms/226[How
 * to implement supply mechanisms].
 *
 * The default value of {decimals} is 18. To change this, you should override
 * this function so it returns a different value.
 *
 * We have followed general OpenZeppelin Contracts guidelines: functions revert
 * instead returning `false` on failure. This behavior is nonetheless
 * conventional and does not conflict with the expectations of ERC20
 * applications.
 *
 * Additionally, an {Approval} event is emitted on calls to {transferFrom}.
 * This allows applications to reconstruct the allowance for all accounts just
 * by listening to said events. Other implementations of the EIP may not emit
 * these events, as it isn't required by the specification.
 */
abstract contract ERC20 is Context, IERC20, IERC20Metadata, IERC20Errors {
    mapping(address account => uint256) private _balances;

    mapping(address account => mapping(address spender => uint256)) private _allowances;

    uint256 private _totalSupply;

    string private _name;
    string private _symbol;

    /**
     * @dev Sets the values for {name} and {symbol}.
     *
     * All two of these values are immutable: they can only be set once during
     * construction.
     */
    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }

    /**
     * @dev Returns the name of the token.
     */
    function name() public view virtual returns (string memory) {
        return _name;
    }

    /**
     * @dev Returns the symbol of the token, usually a shorter version of the
     * name.
     */
    function symbol() public view virtual returns (string memory) {
        return _symbol;
    }

    /**
     * @dev Returns the number of decimals used to get its user representation.
     * For example, if `decimals` equals `2`, a balance of `505` tokens should
     * be displayed to a user as `5.05` (`505 / 10 ** 2`).
     *
     * Tokens usually opt for a value of 18, imitating the relationship between
     * Ether and Wei. This is the default value returned by this function, unless
     * it's overridden.
     *
     * NOTE: This information is only used for _display_ purposes: it in
     * no way affects any of the arithmetic of the contract, including
     * {IERC20-balanceOf} and {IERC20-transfer}.
     */
    function decimals() public view virtual returns (uint8) {
        return 18;
    }

    /**
     * @dev See {IERC20-totalSupply}.
     */
    function totalSupply() public view virtual returns (uint256) {
        return _totalSupply;
    }

    /**
     * @dev See {IERC20-balanceOf}.
     */
    function balanceOf(address account) public view virtual returns (uint256) {
        return _balances[account];
    }

    /**
     * @dev See {IERC20-transfer}.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - the caller must have a balance of at least `value`.
     */
    function transfer(address to, uint256 value) public virtual returns (bool) {
        address owner = _msgSender();
        _transfer(owner, to, value);
        return true;
    }

    /**
     * @dev See {IERC20-allowance}.
     */
    function allowance(address owner, address spender) public view virtual returns (uint256) {
        return _allowances[owner][spender];
    }

    /**
     * @dev See {IERC20-approve}.
     *
     * NOTE: If `value` is the maximum `uint256`, the allowance is not updated on
     * `transferFrom`. This is semantically equivalent to an infinite approval.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     */
    function approve(address spender, uint256 value) public virtual returns (bool) {
        address owner = _msgSender();
        _approve(owner, spender, value);
        return true;
    }

    /**
     * @dev See {IERC20-transferFrom}.
     *
     * Emits an {Approval} event indicating the updated allowance. This is not
     * required by the EIP. See the note at the beginning of {ERC20}.
     *
     * NOTE: Does not update the allowance if the current allowance
     * is the maximum `uint256`.
     *
     * Requirements:
     *
     * - `from` and `to` cannot be the zero address.
     * - `from` must have a balance of at least `value`.
     * - the caller must have allowance for ``from``'s tokens of at least
     * `value`.
     */
    function transferFrom(address from, address to, uint256 value) public virtual returns (bool) {
        address spender = _msgSender();
        _spendAllowance(from, spender, value);
        _transfer(from, to, value);
        return true;
    }

    /**
     * @dev Moves a `value` amount of tokens from `from` to `to`.
     *
     * This internal function is equivalent to {transfer}, and can be used to
     * e.g. implement automatic token fees, slashing mechanisms, etc.
     *
     * Emits a {Transfer} event.
     *
     * NOTE: This function is not virtual, {_update} should be overridden instead.
     */
    function _transfer(address from, address to, uint256 value) internal {
        if (from == address(0)) {
            revert ERC20InvalidSender(address(0));
        }
        if (to == address(0)) {
            revert ERC20InvalidReceiver(address(0));
        }
        _update(from, to, value);
    }

    /**
     * @dev Transfers a `value` amount of tokens from `from` to `to`, or alternatively mints (or burns) if `from`
     * (or `to`) is the zero address. All customizations to transfers, mints, and burns should be done by overriding
     * this function.
     *
     * Emits a {Transfer} event.
     */
    function _update(address from, address to, uint256 value) internal virtual {
        if (from == address(0)) {
            // Overflow check required: The rest of the code assumes that totalSupply never overflows
            _totalSupply += value;
        } else {
            uint256 fromBalance = _balances[from];
            if (fromBalance < value) {
                revert ERC20InsufficientBalance(from, fromBalance, value);
            }
            unchecked {
                // Overflow not possible: value <= fromBalance <= totalSupply.
                _balances[from] = fromBalance - value;
            }
        }

        if (to == address(0)) {
            unchecked {
                // Overflow not possible: value <= totalSupply or value <= fromBalance <= totalSupply.
                _totalSupply -= value;
            }
        } else {
            unchecked {
                // Overflow not possible: balance + value is at most totalSupply, which we know fits into a uint256.
                _balances[to] += value;
            }
        }

        emit Transfer(from, to, value);
    }

    /**
     * @dev Creates a `value` amount of tokens and assigns them to `account`, by transferring it from address(0).
     * Relies on the `_update` mechanism
     *
     * Emits a {Transfer} event with `from` set to the zero address.
     *
     * NOTE: This function is not virtual, {_update} should be overridden instead.
     */
    function _mint(address account, uint256 value) internal {
        if (account == address(0)) {
            revert ERC20InvalidReceiver(address(0));
        }
        _update(address(0), account, value);
    }

    /**
     * @dev Destroys a `value` amount of tokens from `account`, lowering the total supply.
     * Relies on the `_update` mechanism.
     *
     * Emits a {Transfer} event with `to` set to the zero address.
     *
     * NOTE: This function is not virtual, {_update} should be overridden instead
     */
    function _burn(address account, uint256 value) internal {
        if (account == address(0)) {
            revert ERC20InvalidSender(address(0));
        }
        _update(account, address(0), value);
    }

    /**
     * @dev Sets `value` as the allowance of `spender` over the `owner` s tokens.
     *
     * This internal function is equivalent to `approve`, and can be used to
     * e.g. set automatic allowances for certain subsystems, etc.
     *
     * Emits an {Approval} event.
     *
     * Requirements:
     *
     * - `owner` cannot be the zero address.
     * - `spender` cannot be the zero address.
     *
     * Overrides to this logic should be done to the variant with an additional `bool emitEvent` argument.
     */
    function _approve(address owner, address spender, uint256 value) internal {
        _approve(owner, spender, value, true);
    }

    /**
     * @dev Variant of {_approve} with an optional flag to enable or disable the {Approval} event.
     *
     * By default (when calling {_approve}) the flag is set to true. On the other hand, approval changes made by
     * `_spendAllowance` during the `transferFrom` operation set the flag to false. This saves gas by not emitting any
     * `Approval` event during `transferFrom` operations.
     *
     * Anyone who wishes to continue emitting `Approval` events on the`transferFrom` operation can force the flag to
     * true using the following override:
     * ```
     * function _approve(address owner, address spender, uint256 value, bool) internal virtual override {
     *     super._approve(owner, spender, value, true);
     * }
     * ```
     *
     * Requirements are the same as {_approve}.
     */
    function _approve(address owner, address spender, uint256 value, bool emitEvent) internal virtual {
        if (owner == address(0)) {
            revert ERC20InvalidApprover(address(0));
        }
        if (spender == address(0)) {
            revert ERC20InvalidSpender(address(0));
        }
        _allowances[owner][spender] = value;
        if (emitEvent) {
            emit Approval(owner, spender, value);
        }
    }

    /**
     * @dev Updates `owner` s allowance for `spender` based on spent `value`.
     *
     * Does not update the allowance value in case of infinite allowance.
     * Revert if not enough allowance is available.
     *
     * Does not emit an {Approval} event.
     */
    function _spendAllowance(address owner, address spender, uint256 value) internal virtual {
        uint256 currentAllowance = allowance(owner, spender);
        if (currentAllowance != type(uint256).max) {
            if (currentAllowance < value) {
                revert ERC20InsufficientAllowance(spender, currentAllowance, value);
            }
            unchecked {
                _approve(owner, spender, currentAllowance - value, false);
            }
        }
    }
}
"
    },
    "@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol": {
      "content": "// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/extensions/ERC20Burnable.sol)

pragma solidity ^0.8.20;

import {ERC20} from "../ERC20.sol";
import {Context} from "../../../utils/Context.sol";

/**
 * @dev Extension of {ERC20} that allows token holders to destroy both their own
 * tokens and those that they have an allowance for, in a way that can be
 * recognized off-chain (via event analysis).
 */
abstract contract ERC20Burnable is Context, ERC20 {
    /**
     * @dev Destroys a `value` amount of tokens from the caller.
     *
     * See {ERC20-_burn}.
     */
    function burn(uint256 value) public virtual {
        _burn(_msgSender(), value);
    }

    /**
     * @dev Destroys a `value` amount of tokens from `account`, deducting from
     * the caller's allowance.
     *
     * See {ERC20-_burn} and {ERC20-allowance}.
     *
     * Requirements:
     *
     * - the caller must have allowance for ``accounts``'s tokens of at least
     * `value`.
     */
    function burnFrom(address account, uint256 value) public virtual {
        _spendAllowance(account, _msgSender(), value);
        _burn(account, value);
    }
}
"
    },
    "@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol": {
      "content": "// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/extensions/IERC20Metadata.sol)

pragma solidity ^0.8.20;

import {IERC20} from "../IERC20.sol";

/**
 * @dev Interface for the optional metadata functions from the ERC20 standard.
 */
interface IERC20Metadata is IERC20 {
    /**
     * @dev Returns the name of the token.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the symbol of the token.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the decimals places of the token.
     */
    function decimals() external view returns (uint8);
}
"
    },
    "@openzeppelin/contracts/token/ERC20/IERC20.sol": {
      "content": "// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.20;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);

    /**
     * @dev Returns the value of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the value of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves a `value` amount of tokens from the caller's account to `to`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address to, uint256 value) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets a `value` amount of tokens as the allowance of `spender` over the
     * caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 value) external returns (bool);

    /**
     * @dev Moves a `value` amount of tokens from `from` to `to` using the
     * allowance mechanism. `value` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(address from, address to, uint256 value) external returns (bool);
}
"
    },
    "@openzeppelin/contracts/utils/Context.sol": {
      "content": "// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.1) (utils/Context.sol)

pragma solidity ^0.8.20;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }

    function _contextSuffixLength() internal view virtual returns (uint256) {
        return 0;
    }
}
"
    },
    "contracts/token/Bean.sol": {
      "content": "// SPDX-License-Identifier: GPL-3.0-or-later\r
pragma solidity 0.8.20;\r
\r
import "@openzeppelin/contracts/token/ERC20/ERC20.sol";\r
import "@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol";\r
import "@openzeppelin/contracts/access/Ownable.sol";\r
import "../utils/Registry.sol";\r
import "../utils/MultiSig.sol";\r
\r
/**\r
 * @title Bean Token Contract\r
 */\r
contract Bean is Ownable(msg.sender), ERC20, ERC20Burnable {\r
    /// @notice Tracks total rewards given to each address.\r
    mapping(address => uint256) public totalRewarded;\r
    /// @notice Indicates whether an address is authorized to perform restricted operations.\r
    mapping(address => bool) public isRegistered;\r
\r
    /// @notice Emitted when totalRewarded is increased for a user.\r
    event TotalRewardedAdded(address indexed user, uint256 amount);\r
\r
    /// @notice Emitted when a contract is registered or unregistered.\r
    event RegisteredContractSet(\r
        address indexed contractAddress,\r
        bool indexed isRegistered,\r
        address indexed setter\r
    );\r
\r
    /// @notice Emitted when a transaction is delegated to Multi-Sig\r
    event TransactionDelegated(\r
        uint256 indexed txId,\r
        address indexed caller,\r
        string functionName\r
    );\r
\r
    /// @notice Maximum supply of the Bean tokens.\r
    uint256 public immutable MAX_SUPPLY = 21000000000 ether;\r
\r
    /// @notice Registry contract for getting MultiSig address\r
    Registry public registry;\r
\r
    // =============================================================\r
    //                          CONSTRUCTOR\r
    // =============================================================\r
\r
    constructor(uint256 _initSupply) ERC20("BEAN", "BEAN") {\r
        _mint(msg.sender, _initSupply);\r
    }\r
\r
    // =============================================================\r
    //                          MODIFIERS\r
    // =============================================================\r
\r
    /// @notice Smart modifier that delegates to MultiSig if signer calls, executes directly if MultiSig calls\r
    modifier smartMultiSigOrOwner(bytes memory delegationData, string memory description) {\r
        MultiSig multiSig = getMultiSig();\r
        if (address(multiSig) != address(0)) {\r
            // If MultiSig is calling, allow direct execution\r
            if (msg.sender == address(multiSig)) {\r
                _;\r
                return;\r
            }\r
            // If a signer is calling, delegate to MultiSig\r
            if (multiSig.isSigner(msg.sender) || msg.sender == owner()) {\r
                uint256 txId = multiSig.delegateTransaction(address(this), delegationData, description);\r
                emit TransactionDelegated(txId, msg.sender, "contract_registration");\r
                return;\r
            }\r
            revert("Bean: Unauthorized caller");\r
        } else {\r
            require(msg.sender == owner(), "Bean: Only owner when Multi-Sig not set");\r
            _;\r
        }\r
    }\r
\r
    // =============================================================\r
    //                          MAIN FUNCTIONS\r
    // =============================================================\r
\r
    /**\r
     * @notice Mints new tokens to a specified user.\r
     * @dev Can only be called by registered contracts.\r
     * @param _user The address receiving the newly minted tokens.\r
     * @param _amount The amount of tokens to mint.\r
     */\r
    function mint(address _user, uint256 _amount) public {\r
        require(isRegistered[msg.sender], "Bean: Not authorized");\r
        require(_user != address(0), "Bean: Cannot mint to zero address");\r
        require(_amount > 0, "Bean: Amount must be greater than zero");\r
        require(\r
            totalSupply() + _amount <= MAX_SUPPLY,\r
            "Bean: Max supply reached"\r
        );\r
        _mint(_user, _amount);\r
    }\r
\r
    /**\r
     * @notice Adds reward amount to the total rewarded for a specific address.\r
     * @dev Can only be called by registered contracts.\r
     * @param _amount The reward amount to add.\r
     * @param _address The recipient's address for tracking rewards.\r
     */\r
    function addTotalRewarded(uint256 _amount, address _address) external {\r
        require(isRegistered[msg.sender], "Bean: Not authorized");\r
        require(_address != address(0), "Bean: Cannot add reward to zero address");\r
        require(_amount > 0, "Bean: Amount must be greater than zero");\r
        totalRewarded[_address] += _amount;\r
        emit TotalRewardedAdded(_address, _amount);\r
    }\r
\r
    /**\r
     * @notice Allows the owner to withdraw BEAN tokens accidentally sent to this contract.\r
     */\r
    function withdrawAccidentalBeans() external onlyOwner {\r
        uint256 balance = balanceOf(address(this));\r
        require(balance > 0, "Bean: No BEAN tokens to withdraw");\r
        _transfer(address(this), owner(), balance);\r
    }\r
\r
    // =============================================================\r
    //                            SETTERS\r
    // =============================================================\r
\r
    /**\r
     * @notice Sets the registry contract address.\r
     * @dev Can only be called by the owner.\r
     * @param _registry The address of the Registry contract.\r
     */\r
    function setRegistry(address _registry) external onlyOwner {\r
        require(_registry != address(0), "Bean: Registry cannot be zero address");\r
        registry = Registry(_registry);\r
    }\r
\r
    /**\r
     * @notice Registers a contract as authorized to perform restricted operations.\r
     * @dev Smart function: delegates to MultiSig if signer calls, executes directly if MultiSig calls.\r
     * @param _contract The contract address to authorize.\r
     */\r
    function setRegisteredContracts(address _contract) external smartMultiSigOrOwner(\r
        abi.encodeWithSignature("setRegisteredContracts(address)", _contract),\r
        string(abi.encodePacked("Register contract: ", _addressToString(_contract)))\r
    ) {\r
        require(_contract != address(0), "Bean: Cannot register zero address");\r
        require(!isRegistered[_contract], "Bean: Contract already registered");\r
        isRegistered[_contract] = true;\r
        emit RegisteredContractSet(\r
            _contract,\r
            isRegistered[_contract],\r
            msg.sender\r
        );\r
    }\r
\r
    /**\r
     * @notice Unregisters a contract from performing restricted operations.\r
     * @dev Smart function: delegates to MultiSig if signer calls, executes directly if MultiSig calls.\r
     * @param _contract The contract address to unauthorize.\r
     */\r
    function unregisterContract(address _contract) external smartMultiSigOrOwner(\r
        abi.encodeWithSignature("unregisterContract(address)", _contract),\r
        string(abi.encodePacked("Unregister contract: ", _addressToString(_contract)))\r
    ) {\r
        require(_contract != address(0), "Bean: Cannot unregister zero address");\r
        require(isRegistered[_contract], "Bean: Contract not registered");\r
        isRegistered[_contract] = false;\r
        emit RegisteredContractSet(\r
            _contract,\r
            isRegistered[_contract],\r
            msg.sender\r
        );\r
    }\r
\r
    // =============================================================\r
    //                            GETTER\r
    // =============================================================\r
\r
    /**\r
     * @notice Gets the MultiSig contract address from Registry\r
     * @return The MultiSig contract instance, or address(0) if not set\r
     */\r
    function getMultiSig() internal view returns (MultiSig) {\r
        if (address(registry) == address(0)) {\r
            return MultiSig(address(0));\r
        }\r
\r
        try registry.getContractAddress("MultiSig") returns (address multiSigAddress) {\r
            return MultiSig(multiSigAddress);\r
        } catch {\r
            return MultiSig(address(0));\r
        }\r
    }\r
\r
    /**\r
     * @notice Checks whether the maximum supply of tokens has been reached.\r
     * @return True if the total supply is equal to or exceeds the maximum supply.\r
     */\r
    function isMaxSupplyReached() external view returns (bool) {\r
        return totalSupply() >= MAX_SUPPLY;\r
    }\r
\r
    /**\r
     * @dev Convert address to string for descriptions\r
     */\r
    function _addressToString(address addr) internal pure returns (string memory) {\r
        bytes32 value = bytes32(uint256(uint160(addr)));\r
        bytes memory alphabet = "0123456789abcdef";\r
        bytes memory str = new bytes(42);\r
        str[0] = '0';\r
        str[1] = 'x';\r
        for (uint256 i = 0; i < 20; i++) {\r
            str[2+i*2] = alphabet[uint8(value[i + 12] >> 4)];\r
            str[3+i*2] = alphabet[uint8(value[i + 12] & 0x0f)];\r
        }\r
        return string(str);\r
    }\r
}\r
"
    },
    "contracts/utils/GlobalMarker.sol": {
      "content": "// SPDX-License-Identifier: GPL-3.0\r
pragma solidity 0.8.20;\r
\r
import "./Registry.sol";\r
import "@openzeppelin/contracts/access/Ownable.sol";\r
import "../token/Bean.sol";\r
\r
/**\r
 * @title Global Marker Contract\r
 * @notice This contract manages markers and interest rates based on the total supply of the Bean token.\r
 * @dev It allows the owner to set markers and corresponding interest rates, and provides functionality to retrieve the current marker and interest rate.\r
 */\r
contract GlobalMarker is Ownable(msg.sender) {\r
    /// @notice Registry contract to fetch contract addresses.\r
    Registry public registry;\r
\r
    /// @notice Array of markers representing supply thresholds.\r
    uint256[] public markers;\r
    /// @notice Array of interest rates corresponding to each marker.\r
    uint256[] public interests;\r
    /// @notice Indicates whether the interest rates have been set.\r
    bool interestsSet;\r
\r
    // =============================================================\r
    //                          CONSTRUCTOR\r
    // =============================================================\r
\r
    /**\r
     * @notice Initializes the GlobalMarker contract.\r
     * @param _registry The address of the Registry contract.\r
     */\r
    constructor(Registry _registry) {\r
        registry = _registry;\r
        markers = new uint256[](41);\r
        interests = new uint256[](41);\r
    }\r
\r
    // =============================================================\r
    //                          SETTERS\r
    // =============================================================\r
\r
    /**\r
     * @notice Sets the markers and corresponding interest rates.\r
     * @dev Can only be called by the owner.\r
     * @param _marker An array of markers representing supply thresholds.\r
     * @param _interest An array of interest rates corresponding to each marker.\r
     */\r
    function setInterest(\r
        uint256[] memory _marker,\r
        uint256[] memory _interest\r
    ) external onlyOwner {\r
        require(\r
            _marker.length == _interest.length,\r
            "GlobalMarker: Marker and interest length should be equal"\r
        );\r
        interestsSet = true;\r
        for (uint256 i = 0; i < _marker.length; i++) {\r
            markers[i] = _marker[i];\r
            interests[i] = _interest[i];\r
        }\r
    }\r
\r
    /**\r
     * @notice Sets the registry contract address.\r
     * @dev Can only be called by the owner.\r
     * @param _registry The address of the Registry contract.\r
     */\r
    function setRegistry(Registry _registry) external onlyOwner {\r
        registry = _registry;\r
    }\r
\r
    // =============================================================\r
    //                          GETTERS\r
    // =============================================================\r
\r
    /**\r
     * @notice Retrieves the current marker based on the total supply of the Bean token.\r
     * @dev Requires that the interest rates have been set.\r
     * @return The current marker index.\r
     */\r
    function getMarker() public view returns (uint256) {\r
        require(interestsSet, "GlobalMarker: Marker & Interest not yet set");\r
        uint256 totalSupply = IERC20(registry.getContractAddress("Bean"))\r
            .totalSupply();\r
        uint256 marker = 0;\r
\r
        if (totalSupply > markers[markers.length - 1]) {\r
            return markers.length - 1;\r
        } else {\r
            for (uint256 index = 0; index < markers.length - 1; index++) {\r
                if (\r
                    totalSupply >= markers[index] &&\r
                    totalSupply < markers[index + 1]\r
                ) {\r
                    marker = index;\r
                    return marker;\r
                }\r
            }\r
        }\r
    }\r
\r
    /**\r
     * @notice Retrieves the current interest rate based on the current marker.\r
     * @dev Requires that the interest rates have been set.\r
     * @return The current interest rate.\r
     */\r
    function getInterestRate() external view returns (uint256) {\r
        // Interests should be ready to be divided by 10000\r
        require(interestsSet, "GlobalMarker: Marker & Interest not yet set");\r
        uint256 marker = getMarker();\r
        return interests[marker];\r
    }\r
\r
    /**\r
     * @notice Checks if the interest rates have been set.\r
     * @return True if the interest rates have been set, otherwise false.\r
     */\r
    function isInterestSet() external view returns (bool) {\r
        bool _interestsSet = interestsSet;\r
        return _interestsSet;\r
    }\r
}\r
"
    },
    "contracts/utils/MultiSig.sol": {
      "content": "// SPDX-License-Identifier: GPL-3.0\r
pragma solidity 0.8.20;\r
\r
/**\r
 * @title MultiSig\r
 * @dev Multi-signature contract that automatically allows registered contracts from Registry\r
 * Supports multiple pending transactions from different contracts simultaneously\r
 */\r
contract MultiSig {\r
    \r
    // =============================================================\r
    //                          STRUCTS\r
    // =============================================================\r
    \r
    struct Transaction {\r
        address targetContract;      // Contract to call\r
        bytes data;                 // Function call data\r
        uint256 approvals;          // Current approval count\r
        bool executed;              // Execution status\r
        address proposer;           // Who proposed the transaction\r
        uint256 timestamp;          // When proposed\r
        string description;         // Human readable description\r
    }\r
    \r
    // =============================================================\r
    //                          STATE VARIABLES\r
    // =============================================================\r
    \r
    /// @notice Array of the 5 authorized signers\r
    address[5] public signers;\r
    \r
    /// @notice Maps transaction ID to transaction details\r
    mapping(uint256 => Transaction) public transactions;\r
    \r
    /// @notice Maps transaction ID to signer address to approval status\r
    mapping(uint256 => mapping(address => bool)) public hasApproved;\r
    \r
    /// @notice Next transaction ID to use\r
    uint256 public nextTransactionId;\r
    \r
    /// @notice Minimum approvals required (3 out of 5)\r
    uint256 public constant REQUIRED_APPROVALS = 3;\r
    \r
    /// @notice Reference to the Registry contract\r
    address public registry;\r
    \r
    /// @notice Maps contract addresses that can delegate to this Multi-Sig\r
    mapping(address => bool) public authorizedContracts;\r
    \r
    // =============================================================\r
    //                          EVENTS\r
    // =============================================================\r
    \r
    /**\r
     * @notice Emitted when a transaction is proposed\r
     * @param txId The unique transaction ID\r
     * @param targetContract The contract the transaction will call\r
     * @param proposer The address that proposed the transaction\r
     * @param description Human readable description\r
     */\r
    event TransactionProposed(\r
        uint256 indexed txId,\r
        address indexed targetContract,\r
        address indexed proposer,\r
        string description\r
    );\r
    \r
    /**\r
     * @notice Emitted when a signer approves a transaction\r
     * @param txId The transaction ID\r
     * @param signer The address of the approving signer\r
     * @param approvalCount Current approval count\r
     */\r
    event TransactionApproved(\r
        uint256 indexed txId,\r
        address indexed signer,\r
        uint256 approvalCount\r
    );\r
    \r
    /**\r
     * @notice Emitted when a transaction is executed\r
     * @param txId The transaction ID\r
     * @param executor The address that executed the transaction\r
     * @param targetContract The contract that was called\r
     */\r
    event TransactionExecuted(\r
        uint256 indexed txId,\r
        address indexed executor,\r
        address indexed targetContract\r
    );\r
    \r
    /**\r
     * @notice Emitted when a contract is authorized to use Multi-Sig\r
     * @param contractAddress The address of the authorized contract\r
     * @param authorized Whether the contract is authorized\r
     */\r
    event ContractAuthorized(\r
        address indexed contractAddress,\r
        bool authorized\r
    );\r
    \r
    /**\r
     * @notice Emitted when signers are updated\r
     * @param oldSigners The previous array of signers\r
     * @param newSigners The new array of signers\r
     */\r
    event SignersUpdated(\r
        address[5] oldSigners,\r
        address[5] newSigners\r
    );\r
    \r
    // =============================================================\r
    //                          MODIFIERS\r
    // =============================================================\r
    \r
    /**\r
     * @dev Modifier to check if the caller is one of the authorized signers\r
     */\r
    modifier onlySigner() {\r
        require(isSigner(msg.sender), "MultiSig: Not authorized signer");\r
        _;\r
    }\r
    \r
    /**\r
     * @dev Modifier to check if the caller is an authorized contract\r
     */\r
    modifier onlyAuthorizedContract() {\r
        require(_isAuthorizedContract(msg.sender), "MultiSig: Not authorized contract");\r
        _;\r
    }\r
    \r
    /**\r
     * @dev Modifier to check if transaction exists and hasn't been executed\r
     */\r
    modifier validTransaction(uint256 txId) {\r
        require(txId < nextTransactionId, "MultiSig: Transaction does not exist");\r
        require(!transactions[txId].executed, "MultiSig: Transaction already executed");\r
        _;\r
    }\r
    \r
    // =============================================================\r
    //                          CONSTRUCTOR\r
    // =============================================================\r
    \r
    /**\r
     * @notice Initialize the multi-sig with 5 authorized signers and registry\r
     * @param _signer1 First authorized signer address\r
     * @param _signer2 Second authorized signer address\r
     * @param _signer3 Third authorized signer address\r
     * @param _signer4 Fourth authorized signer address\r
     * @param _signer5 Fifth authorized signer address\r
     * @param _registry Address of the Registry contract\r
     */\r
    constructor(\r
        address _signer1,\r
        address _signer2,\r
        address _signer3,\r
        address _signer4,\r
        address _signer5,\r
        address _registry\r
    ) {\r
        require(_signer1 != address(0), "MultiSig: Invalid signer1");\r
        require(_signer2 != address(0), "MultiSig: Invalid signer2");\r
        require(_signer3 != address(0), "MultiSig: Invalid signer3");\r
        require(_signer4 != address(0), "MultiSig: Invalid signer4");\r
        require(_signer5 != address(0), "MultiSig: Invalid signer5");\r
\r
        require(_signer1 != _signer2 && _signer1 != _signer3 && _signer1 != _signer4 && _signer1 != _signer5 &&\r
                _signer2 != _signer3 && _signer2 != _signer4 && _signer2 != _signer5 &&\r
                _signer3 != _signer4 && _signer3 != _signer5 &&\r
                _signer4 != _signer5,\r
                "MultiSig: Duplicate signers not allowed");\r
\r
        signers[0] = _signer1;\r
        signers[1] = _signer2;\r
        signers[2] = _signer3;\r
        signers[3] = _signer4;\r
        signers[4] = _signer5;\r
        registry = _registry;\r
        nextTransactionId = 1; // Start from 1 to avoid confusion with default values\r
    }\r
    \r
    // =============================================================\r
    //                          ADMIN FUNCTIONS\r
    // =============================================================\r
    \r
    /**\r
     * @notice Authorize a contract to delegate transactions to this Multi-Sig\r
     * @param contractAddress The address of the contract to authorize\r
     * @param authorized Whether to authorize or deauthorize\r
     */\r
    function setAuthorizedContract(address contractAddress, bool authorized) external onlySigner {\r
        require(contractAddress != address(0), "MultiSig: Invalid contract address");\r
        require(contractAddress != address(this), "MultiSig: Cannot authorize self");\r
\r
        // This needs Multi-Sig approval too\r
        bytes memory data = abi.encodeWithSignature("_setAuthorizedContract(address,bool)", contractAddress, authorized);\r
        uint256 txId = _createTransaction(\r
            address(this),\r
            data,\r
            string(abi.encodePacked("Authorize contract: ", _addressToString(contractAddress)))\r
        );\r
        \r
        // Auto-approve from the proposer\r
        hasApproved[txId][msg.sender] = true;\r
        transactions[txId].approvals++;\r
        \r
        emit TransactionProposed(txId, address(this), msg.sender, string(abi.encodePacked("Authorize contract: ", _addressToString(contractAddress))));\r
        emit TransactionApproved(txId, msg.sender, transactions[txId].approvals);\r
    }\r
    \r
    /**\r
     * @dev Internal function to actually set authorized contract (called after Multi-Sig approval)\r
     */\r
    function _setAuthorizedContract(address contractAddress, bool authorized) external {\r
        require(msg.sender == address(this), "MultiSig: Only self can call");\r
        authorizedContracts[contractAddress] = authorized;\r
        emit ContractAuthorized(contractAddress, authorized);\r
    }\r
\r
    /**\r
     * @notice Propose to replace the current signers with new ones (requires Multi-Sig approval)\r
     * @param _newSigner1 New first signer address\r
     * @param _newSigner2 New second signer address\r
     * @param _newSigner3 New third signer address\r
     * @param _newSigner4 New fourth signer address\r
     * @param _newSigner5 New fifth signer address\r
     */\r
    function proposeSignerReplacement(\r
        address _newSigner1,\r
        address _newSigner2,\r
        address _newSigner3,\r
        address _newSigner4,\r
        address _newSigner5\r
    ) external onlySigner {\r
        require(_newSigner1 != address(0), "MultiSig: Invalid signer1");\r
        require(_newSigner2 != address(0), "MultiSig: Invalid signer2");\r
        require(_newSigner3 != address(0), "MultiSig: Invalid signer3");\r
        require(_newSigner4 != address(0), "MultiSig: Invalid signer4");\r
        require(_newSigner5 != address(0), "MultiSig: Invalid signer5");\r
\r
        require(_newSigner1 != _newSigner2 && _newSigner1 != _newSigner3 && _newSigner1 != _newSigner4 && _newSigner1 != _newSigner5 &&\r
                _newSigner2 != _newSigner3 && _newSigner2 != _newSigner4 && _newSigner2 != _newSigner5 &&\r
                _newSigner3 != _newSigner4 && _newSigner3 != _newSigner5 &&\r
                _newSigner4 != _newSigner5,\r
                "MultiSig: Duplicate signers not allowed");\r
\r
        bytes memory data = abi.encodeWithSignature(\r
            "_replaceSigners(address,address,address,address,address)",\r
            _newSigner1,\r
            _newSigner2,\r
            _newSigner3,\r
            _newSigner4,\r
            _newSigner5\r
        );\r
\r
        uint256 txId = _createTransaction(\r
            address(this),\r
            data,\r
            string(abi.encodePacked(\r
                "Replace signers with: ",\r
                _addressToString(_newSigner1), ", ",\r
                _addressToString(_newSigner2), ", ",\r
                _addressToString(_newSigner3), ", ",\r
                _addressToString(_newSigner4), ", ",\r
                _addressToString(_newSigner5)\r
            ))\r
        );\r
        \r
        // Auto-approve from the proposer\r
        hasApproved[txId][msg.sender] = true;\r
        transactions[txId].approvals++;\r
        \r
        emit TransactionProposed(\r
            txId, \r
            address(this), \r
            msg.sender, \r
            "Replace current signers"\r
        );\r
        emit TransactionApproved(txId, msg.sender, transactions[txId].approvals);\r
    }\r
\r
    /**\r
     * @dev Internal function to actually replace signers (called after Multi-Sig approval)\r
     */\r
    function _replaceSigners(\r
        address _newSigner1,\r
        address _newSigner2,\r
        address _newSigner3,\r
        address _newSigner4,\r
        address _newSigner5\r
    ) external {\r
        require(msg.sender == address(this), "MultiSig: Only self can call");\r
\r
        address[5] memory oldSigners = signers;\r
\r
        signers[0] = _newSigner1;\r
        signers[1] = _newSigner2;\r
        signers[2] = _newSigner3;\r
        signers[3] = _newSigner4;\r
        signers[4] = _newSigner5;\r
\r
        emit SignersUpdated(oldSigners, signers);\r
    }\r
    \r
    // =============================================================\r
    //                          DELEGATION FUNCTIONS\r
    // =============================================================\r
    \r
    /**\r
     * @notice Called by authorized contracts to delegate a transaction to Multi-Sig\r
     * @param targetContract The contract to call after approval\r
     * @param data The function call data\r
     * @param description Human readable description of the transaction\r
     * @return txId The unique transaction ID for tracking\r
     */\r
    function delegateTransaction(\r
        address targetContract,\r
        bytes calldata data,\r
        string calldata description\r
    ) external onlyAuthorizedContract returns (uint256 txId) {\r
        require(targetContract != address(0), "MultiSig: Invalid target contract");\r
        require(data.length > 0, "MultiSig: Empty transaction data");\r
        require(bytes(description).length > 0, "MultiSig: Empty description");\r
\r
        txId = _createTransaction(targetContract, data, description);\r
\r
        emit TransactionProposed(txId, targetContract, msg.sender, description);\r
\r
        return txId;\r
    }\r
    \r
    // =============================================================\r
    //                          APPROVAL FUNCTIONS\r
    // =============================================================\r
    \r
    /**\r
     * @notice Approve a pending transaction\r
     * @param txId The transaction ID to approve\r
     */\r
    function approveTransaction(uint256 txId) external onlySigner validTransaction(txId) {\r
        require(!hasApproved[txId][msg.sender], "MultiSig: Already approved");\r
\r
        hasApproved[txId][msg.sender] = true;\r
        transactions[txId].approvals++;\r
\r
        emit TransactionApproved(txId, msg.sender, transactions[txId].approvals);\r
\r
        // Auto-execute if we have enough approvals\r
        if (transactions[txId].approvals >= REQUIRED_APPROVALS) {\r
            _executeTransaction(txId);\r
        }\r
    }\r
    \r
    /**\r
     * @notice Execute a transaction that has received sufficient approvals\r
     * @param txId The transaction ID to execute\r
     */\r
    function executeTransaction(uint256 txId) external onlySigner validTransaction(txId) {\r
        require(transactions[txId].approvals >= REQUIRED_APPROVALS, "MultiSig: Insufficient approvals");\r
        _executeTransaction(txId);\r
    }\r
    \r
    // =============================================================\r
    //                          INTERNAL FUNCTIONS\r
    // =============================================================\r
    \r
    /**\r
     * @dev Internal function to create a new transaction\r
     */\r
    function _createTransaction(\r
        address targetContract,\r
        bytes memory data,\r
        string memory description\r
    ) internal returns (uint256 txId) {\r
        txId = nextTransactionId++;\r
        \r
        transactions[txId] = Transaction({\r
            targetContract: targetContract,\r
            data: data,\r
            approvals: 0,\r
            executed: false,\r
            proposer: msg.sender,\r
            timestamp: block.timestamp,\r
            description: description\r
        });\r
        \r
        return txId;\r
    }\r
    \r
    /**\r
     * @dev Internal function to check if a contract is authorized\r
     * Checks manual authorization, Registry registration, and allows Registry itself\r
     */\r
    function _isAuthorizedContract(address contractAddress) internal view returns (bool) {\r
        // Check manual authorization first\r
        if (authorizedContracts[contractAddress]) {\r
            return true;\r
        }\r
\r
        // Allow Registry itself to call\r
        if (registry != address(0) && contractAddress == registry) {\r
            return true;\r
        }\r
\r
        // Check Registry registration if registry is set\r
        if (registry != address(0)) {\r
            // Call the Registry's isRegistered function\r
            (bool success, bytes memory data) = registry.staticcall(\r
                abi.encodeWithSignature("isRegistered(address)", contractAddress)\r
            );\r
\r
            if (success && data.length == 32) {\r
                return abi.decode(data, (bool));\r
            }\r
        }\r
\r
        return false;\r
    }\r
    \r
    /**\r
     * @dev Internal function to execute a transaction\r
     */\r
    function _executeTransaction(uint256 txId) internal {\r
        Transaction storage txn = transactions[txId];\r
        txn.executed = true;\r
        \r
        (bool success, bytes memory returnData) = txn.targetContract.call(txn.data);\r
        require(success, string(abi.encodePacked("MultiSig: Transaction failed: ", string(returnData))));\r
        \r
        emit TransactionExecuted(txId, msg.sender, txn.targetContract);\r
    }\r
    \r
    /**\r
     * @dev Convert address to string for descriptions\r
     */\r
    function _addressToString(address addr) internal pure returns (string memory) {\r
        bytes32 value = bytes32(uint256(uint160(addr)));\r
        bytes memory alphabet = "0123456789abcdef";\r
        bytes memory str = new bytes(42);\r
        str[0] = '0';\r
        str[1] = 'x';\r
        for (uint256 i = 0; i < 20; i++) {\r
            str[2+i*2] = alphabet[uint8(value[i + 12] >> 4)];\r
            str[3+i*2] = alphabet[uint8(value[i + 12] & 0x0f)];\r
        }\r
        return string(str);\r
    }\r
    \r
    // =============================================================\r
    //                          READ FUNCTIONS\r
    // =============================================================\r
    \r
    /**\r
     * @notice Check if an address is one of the authorized signers\r
     * @param _address The address to check\r
     * @return True if the address is a signer, false otherwise\r
     */\r
    function isSigner(address _address) public view returns (bool) {\r
        for (uint256 i = 0; i < 5; i++) {\r
            if (signers[i] == _address) {\r
                return true;\r
            }\r
        }\r
        return false;\r
    }\r
    \r
    /**\r
     * @notice Get transaction details\r
     * @param txId The transaction ID\r
     * @return Transaction details\r
     */\r
    function getTransaction(uint256 txId) external view returns (Transaction memory) {\r
        require(txId < nextTransactionId, "MultiSig: Transaction does not exist");\r
        return transactions[txId];\r
    }\r
    \r
    /**\r
     * @notice Check if a signer has approved a specific transaction\r
     * @param txId The transaction ID\r
     * @param signer The address of the signer to check\r
     * @return True if the signer has approved, false otherwise\r
     */\r
    function hasSignerApproved(uint256 txId, address signer) external view returns (bool) {\r
        return hasApproved[txId][signer];\r
    }\r
    \r
    /**\r
     * @notice Get all pending transactions (not executed)\r
     * @return Array of transaction IDs that are pending\r
     */\r
    function getPendingTransactions() external view returns (uint256[] memory) {\r
        uint256[] memory pending = new uint256[](nextTransactionId - 1);\r
        uint256 count = 0;\r
        \r
        for (uint256 i = 1; i < nextTransactionId; i++) {\r
            if (!transactions[i].executed) {\r
                pending[count] = i;\r
                count++;\r
            }\r
        }\r
        \r
        // Resize array to actual count\r
        uint256[] memory result = new uint256[](count);\r
        for (uint256 i = 0; i < count; i++) {\r
            result[i] = pending[i];\r
        }\r
        \r
        return result;\r
    }\r
    \r
    /**\r
     * @notice Get all signer addresses\r
     * @return Array of the 5 signer addresses\r
     */\r
    function getSigners() external view returns (address[5] memory) {\r
        return signers;\r
    }\r
    \r
    /**\r
     * @notice Check if a contract is authorized to use this Multi-Sig\r
     * @param contractAddress The contract address to check\r
     * @return True if authorized, false otherwise\r
     */\r
    function isAuthorizedContract(address contractAddress) external view returns (bool) {\r
        return _isAuthorizedContract(contractAddress);\r
    }\r
}"
    },
    "contracts/utils/Registry.sol": {
      "content": "// SPDX-License-Identifier: GPL-3.0\r
pragma solidity 0.8.20;\r
\r
import "@openzeppelin/contracts/access/Ownable.sol";\r
import "./MultiSig.sol";\r
\r
/**\r
 * @title Registry\r
 * @dev The bean registry contract for mapping contract names to addresses and tracking registration status.\r
 */\r
contract Registry is Ownable(msg.sender) {\r
    /// @notice Maps contract names to their addresses.\r
    mapping(string => address) public registry;\r
    /// @notice Tracks whether an address is registered.\r
    mapping(address => bool) public registered;\r
\r
    // =============================================================\r
    //                          EVENTS\r
    // =============================================================\r
\r
    /**\r
     * @notice Emitted when a contract address is set in the registry.\r
     * @param name The name of the contract.\r
     * @param contractAddress The address of the contract.\r
     * @param setter The address that set the registry entry.\r
     */\r
    event RegistryAddressSet(\r
        string indexed name,\r
        address indexed contractAddress,\r
        address indexed setter\r
    );\r
\r
\r
    /**\r
     * @notice Emitted when a transaction is delegated to Multi-Sig\r
     * @param txId The transaction ID from Multi-Sig\r
     * @param caller The address that initiated the call\r
     * @param functionName The function being called\r
     */\r
    event TransactionDelegated(\r
        uint256 indexed txId,\r
        address indexed caller,\r
        string functionName\r
    );\r
\r
    // =============================================================\r
    //                          WRITE FUNCTIONS\r
    // =============================================================\r
\r
    /**\r
     * @notice Gets the MultiSig contract instance from registry\r
     * @return The MultiSig contract instance, or address(0) if not set\r
     */\r
    function _getMultiSig() internal view returns (MultiSig) {\r
        address multiSigAddress = registry["MultiSig"];\r
        if (multiSigAd