Replace the motherboard and paired optical drive for the Wii mini.
wii mini PCBs Evan's Techie-Blog
Wii Motherboard Anatomy 101 BitBuilt - Giving Life to Old Consoles
Hardware Review: Wii Mini
ASUS mini ITX feedback - What would you like to see in the ASUS
Motherboards Best Buy Canada
Nintendo Switch / Platform - TV Tropes
Optical disc drive - Wikipedia
Mini Base Board/Mini-Computer Full Version, Designed for Raspberry
Nintendo WII MINI, Nintendo Wii Consoles, Montreal