In preparation of the new main stages I'll leave this here, they're the puzzle solutions for some of them.
>Castform repeat: https://imgur.com/a/e4GQq>Castform rain: https://imgur.com/a/VHay9>Castform sun: https://imgur.com/a/sXG0UMaybe GS changed them in the meantime but we'll only know until we try them I guess.