Migration from pre 1.2 version
DevTools Autosave 1.2 requires Autosave Server version 1.x.
Routes.js has caused a lot of confusion. Now you can set up a "Save to" path in the extension’s options:
routes.js still works in Autosave Server 1.0 but it may be removed in the future. Note that using routes.js ignores "Save to" entirely.