Just add more types of Polyominoes blocks like Pentomino, Hexomino, etc in this list of the file polyomino.js:
export const SHAPES = {
MONOMINO: [[1]],
DOMINO: [[1, 1]],
TROMINO: [[1, 1, 1]],
TETROMINO_I: [[1, 1, 1, 1]],
TETROMINO_O: [[1, 1], [1, 1]],
TETROMINO_S: [[0, 1, 1], [1, 1, 0]],
TETROMINO_T: [[0, 1, 0], [1, 1, 1]],
TETROMINO_L: [[1, 0, 0], [1, 1, 1]],
};
Just add more types of Polyominoes blocks like Pentomino, Hexomino, etc in this list of the file
polyomino.js: