remove unnecessary imports, make nonnull artwork, lint
remove unnecessary imports, make nonnull artwork, lint

mzikherman/metaphysics-1,artsy/metaphysics,craigspaeth/metaphysics,craigspaeth/metaphysics,mzikherman/metaphysics-1,mzikherman/metaphysics-1,broskoski/metaphysics,artsy/metaphysics,mzikherman/metaphysics-1,artsy/metaphysics