const AssetDefs = () => (
  <defs>
    <symbol id="wr-crate" viewBox="0 0 100 100">
      <rect x="10" y="10" width="80" height="80" rx="10" />
      <path d="M10 35H90M35 10V90" fill="none" stroke="currentColor" strokeWidth="6" />
    </symbol>

    <symbol id="wr-barrel" viewBox="0 0 100 100">
      <ellipse cx="50" cy="20" rx="32" ry="12" />
      <rect x="18" y="20" width="64" height="60" rx="12" />
      <ellipse cx="50" cy="80" rx="32" ry="12" />
    </symbol>

    <symbol id="wr-door" viewBox="0 0 100 100">
      <rect x="10" y="35" width="80" height="30" rx="10" />
    </symbol>

    <symbol id="wr-window" viewBox="0 0 100 100">
      <rect x="10" y="35" width="80" height="30" rx="6" />
      <path d="M50 35V65" stroke="currentColor" strokeWidth="6" />
    </symbol>
  </defs>
);