ref: 3ce59c3248dec0eb0f918c42f37f53bc2ac20425
dir: /internal/priorityqueue/push.go/
package priorityqueue
// Push inserts one item.
func (queue *Queue[T]) Push(item T) {
queue.items = append(queue.items, item)
queue.siftUp(len(queue.items) - 1)
}