frontPanel/src/assets/icons/IconPlus.tsx

import { IconButton } from "@mui/material";

export default function IconPlus() {
  return (
    <IconButton>
      <svg
        width="24"
        height="24"
        viewBox="0 0 24 24"
        fill="none"
        xmlns="http://www.w3.org/2000/svg"
      >
        <path
          d="M18 0H6C2.68629 0 0 2.68629 0 6V18C0 21.3137 2.68629 24 6 24H18C21.3137 24 24 21.3137 24 18V6C24 2.68629 21.3137 0 18 0Z"
          fill="#7E2AEA"
        />
        <path
          d="M3.75 12H20.25"
          stroke="white"
          strokeWidth="1.5"
          stroke-linecap="round"
          strokeLinejoin="round"
        />
        <path
          d="M12 3.75V20.25"
          stroke="white"
          strokeWidth="1.5"
          stroke-linecap="round"
          strokeLinejoin="round"
        />
      </svg>
    </IconButton>
  );
}