follow

const bean = add(...)

add([
    sprite("bag"),
    pos(),
    follow(bean) // Follow bean's position
]);

// Using offset
const target = add(...)

const mark = add([
  sprite("mark"),
  pos(),
  follow(target, vec2(32, 32)) // Follow target's position with an offset
])

mark.follow.offset = vec2(64, 64) // Change the offset