It took a lot of work to make it performant on something like a switch. In the end I'm not sure if it's quite HTML/JS based anymore. I can't find the tech talk video where the porting guy goes into all his work to make it work on a switch.
Save yourself some hassle, just make your game with gamemaker, UE4 or unity if you have any ambitions of going cross platform in the vague future unless it's really simple point and click slow paced strategy games, a dating sim / story game or similar.
Save yourself some hassle, just make your game with gamemaker, UE4 or unity if you have any ambitions of going cross platform in the vague future unless it's really simple point and click slow paced strategy games, a dating sim / story game or similar.