Wine's WoW64 build can run 32 bit Windows binaries. Apple's support for running 32 bit macOS binaries isn't relevant for running 32 bit Windows binaries, as long as Wine itself is 64 bit and calls 64 bit system libraries.
The more pressing concern is the eventual removal of Rosetta 2. It hasn't been announced so far, but it's unlikely that Apple will keep maintaining it forever.
The more pressing concern is the eventual removal of Rosetta 2. It hasn't been announced so far, but it's unlikely that Apple will keep maintaining it forever.