Saw this header get added to their website:

A minimum stay of seven nights is required for bookings passing over the period of December 21, 2022 to January 9, 2023.

A compulsory New Year's Eve dinner supplement of US $400++ per adult and US $200 per child applies for stays on December 31, 2022.

Child Supplement Policy: Children below 6 years old stay free, while those ages 6-11 years enjoy 50% off. Children ages 12 years and above are charged at full price. Any additional child will be charged at US $200 per child per night for bookings between December 21, 2022 to January 6, 2023.