Contract Source Code:

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

contract AquaPeanut {
    string public name = "AquaPeanut";
    string public symbol = "APNUT";
    uint8 public decimals = 9;
    uint256 public totalSupply = 100 * 10**9 * 10**9; // 100 billion tokens with 9 decimals

    address public owner;
    address public liquidityWallet;

    uint256 public liquidityFee = 2; // Fee percentage for liquidity pool

    mapping(address => uint256) public balanceOf;
    mapping(address => mapping(address => uint256)) public allowance;
    mapping(address => bool) public isExcludedFromFee;

    event Transfer(address indexed from, address indexed to, uint256 value);
    event Approval(address indexed owner, address indexed spender, uint256 value);
    event FeeChanged(uint256 newFee);
    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    constructor() {
        owner = msg.sender;
        liquidityWallet = address(this);
        balanceOf[owner] = totalSupply; // Mint all tokens to the owner's wallet
        emit Transfer(address(0), owner, totalSupply); // Emit Transfer event for minting
    }

    modifier onlyOwner() {
        require(msg.sender == owner, "Caller is not the owner");
        _;
    }

    function transfer(address recipient, uint256 amount) public returns (bool) {
        _transfer(msg.sender, recipient, amount);
        return true;
    }

    function approve(address spender, uint256 amount) public returns (bool) {
        allowance[msg.sender][spender] = amount;
        emit Approval(msg.sender, spender, amount);
        return true;
    }

    function transferFrom(address sender, address recipient, uint256 amount) public returns (bool) {
        require(allowance[sender][msg.sender] >= amount, "Allowance exceeded");
        allowance[sender][msg.sender] -= amount;
        _transfer(sender, recipient, amount);
        return true;
    }

    function _transfer(address sender, address recipient, uint256 amount) internal {
        require(sender != address(0), "Transfer from zero address");
        require(recipient != address(0), "Transfer to zero address");
        require(balanceOf[sender] >= amount, "Insufficient balance");

        uint256 feeAmount = 0;
        if (!isExcludedFromFee[sender]) {
            feeAmount = (amount * liquidityFee) / 100;
            balanceOf[liquidityWallet] += feeAmount; // Add fee to liquidity wallet
            emit Transfer(sender, liquidityWallet, feeAmount);
        }

        uint256 transferAmount = amount - feeAmount;

        balanceOf[sender] -= amount;
        balanceOf[recipient] += transferAmount;

        emit Transfer(sender, recipient, transferAmount);
    }

    function setLiquidityFee(uint256 newFee) external onlyOwner {
        require(newFee <= 10, "Fee cannot exceed 10%");
        liquidityFee = newFee;
        emit FeeChanged(newFee);
    }

    function excludeFromFee(address account) external onlyOwner {
        isExcludedFromFee[account] = true;
    }

    function includeInFee(address account) external onlyOwner {
        isExcludedFromFee[account] = false;
    }

    function renounceOwnership() external onlyOwner {
        emit OwnershipTransferred(owner, address(0));
        owner = address(0);
    }

    function transferOwnership(address newOwner) external onlyOwner {
        require(newOwner != address(0), "New owner is the zero address");
        emit OwnershipTransferred(owner, newOwner);
        owner = newOwner;
    }
}