// SPDX-License-Identifier: MIT
pragma solidity 0.8.30;

import {ERC20} from "@openzeppelin/contracts/token/ERC20/ERC20.sol";

/// @notice A fixed-supply token. No admin, upgrade, transfer tax or additional minting.
/// @dev Images and descriptions belong to the off-chain launch brief, not this contract.
contract HyperCraftToken is ERC20 {
    bytes32 public immutable launchId;
    address public immutable creator;

    constructor(string memory name_, string memory symbol_, uint256 supply_, bytes32 launchId_)
        ERC20(name_, symbol_)
    {
        require(bytes(name_).length > 0 && bytes(name_).length <= 80, "Name");
        require(bytes(symbol_).length > 0 && bytes(symbol_).length <= 10, "Symbol");
        require(supply_ > 0 && supply_ <= 1e30, "Supply");
        require(launchId_ != bytes32(0), "Launch ID");
        creator = msg.sender;
        launchId = launchId_;
        _mint(msg.sender, supply_);
    }
}