Events
Subscribe to events emitted during operations:
1manager.on("add", ({ value }) => console.log("Added:", value));2manager.on("remove", ({ value }) => console.log("Removed:", value));3manager.off("add", callback); // Remove listener
Available events include: add, remove, replace, delete, clear, reset, sort, undo, redo, merge, addBulk, removeBulk.