Forkchoice Ethereum Mainnet

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;

/**
 * COCO Token — Inspired by the pug lifestyle 🐾
 * Standard ERC20 + ownership logic done properly.
 *
 * - Total Supply: 21 trillion COCO (21,000,000,000,000)
 * - No taxes
 * - No pre-mint to dev wallets
 * - Ownership renounceable
 * - LP burn logic placeholder
 */

abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }
}

abstract contract Ownable is Context {
    address private _owner;

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

    constructor() {
        _transferOwnership(_msgSender());
    }

    function owner() public view returns (address) {
        return _owner;
    }

    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    function renounceOwnership() public onlyOwner {
        _transferOwnership(address(0));
    }

    function _transferOwnership(address newOwner) internal {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

interface IERC20 {
    function totalSupply() external view returns (uint256);
    function balanceOf(address account) external view returns (uint256);
    function transfer(address recipient, uint256 amount) external returns (bool);
    function allowance(address owner, address spender) external view returns (uint256);
    function approve(address spender, uint256 amount) external returns (bool);
    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
    event Transfer(address indexed from, address indexed to, uint256 value);
    event Approval(address indexed owner, address indexed spender, uint256 value);
}

contract ERC20 is Context, IERC20 {
    mapping(address => uint256) private _balances;
    mapping(address => mapping(address => uint256)) private _allowances;
    uint256 private _totalSupply;
    string private _name;
    string private _symbol;

    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }

    function name() public view returns (string memory) { return _name; }
    function symbol() public view returns (string memory) { return _symbol; }
    function decimals() public pure returns (uint8) { return 18; }
    function totalSupply() public view override returns (uint256) { return _totalSupply; }
    function balanceOf(address account) public view override returns (uint256) { return _balances[account]; }

    function transfer(address recipient, uint256 amount) public override returns (bool) {
        _transfer(_msgSender(), recipient, amount);
        return true;
    }

    function allowance(address owner_, address spender) public view override returns (uint256) {
        return _allowances[owner_][spender];
    }

    function approve(address spender, uint256 amount) public override returns (bool) {
        _approve(_msgSender(), spender, amount);
        return true;
    }

    function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
        _spendAllowance(sender, _msgSender(), amount);
        _transfer(sender, recipient, amount);
        return true;
    }

    function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
        _approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue);
        return true;
    }

    function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
        uint256 current = _allowances[_msgSender()][spender];
        require(current >= subtractedValue, "ERC20: decreased allowance below zero");
        _approve(_msgSender(), spender, current - subtractedValue);
        return true;
    }

    function _transfer(address sender, address recipient, uint256 amount) internal {
        require(sender != address(0) && recipient != address(0), "ERC20: zero address");
        uint256 senderBalance = _balances[sender];
        require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");
        _balances[sender] = senderBalance - amount;
        _balances[recipient] += amount;
        emit Transfer(sender, recipient, amount);
    }

    function _mint(address account, uint256 amount) internal {
        require(account != address(0), "ERC20: mint to zero address");
        _totalSupply += amount;
        _balances[account] += amount;
        emit Transfer(address(0), account, amount);
    }

    function _approve(address owner_, address spender, uint256 amount) internal {
        require(owner_ != address(0) && spender != address(0), "ERC20: approve from/to zero address");
        _allowances[owner_][spender] = amount;
        emit Approval(owner_, spender, amount);
    }

    function _spendAllowance(address owner_, address spender, uint256 amount) internal {
        uint256 current = _allowances[owner_][spender];
        require(current >= amount, "ERC20: insufficient allowance");
        _approve(owner_, spender, current - amount);
    }
}

contract COCOToken is ERC20, Ownable {
    constructor() ERC20("COCO Token", "COCO") {
        _mint(msg.sender, 21_000_000_000_000 * 10 ** decimals());
    }

    // 🔥 Placeholder: Burn LP tokens logic
    function burnLiquidity() public onlyOwner {
        // Implement LP token burn logic here later (e.g., UniswapV2 pair interaction)
    }
}