(can't edit my post any more) I made a plugin to do this here - https://github.com/codemix/flow-runtime/tree/master/packages/babel-plugin-flow-prepack https://

(can't edit my post any more) I made a plugin to do this here - https://github.com/codemix/flow-runtime/tree/master/packages/babel-plugin-flow-prepack https://github.com/codemix/flow-runtime/tree/master/packages...