ref: df1f2fb3daa1acd25c88510f259d5535fb482126
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)
}