Yes, most definitely. The browser couldn't start your native Lua interpreter directly because of security restrictions but it should totally work when using the Superpowers app. When running the project, you'd call out to LOVE.exe or whatever and point it at the exported game.
We'll be putting out some example "systems" (that's how we call project types in the codebase) and documentation in the next few weeks. I might do a very basic LÖVE one, seems like a great fit!