masterbranch of all
spree-contribextensions should work with Spree >=
4.0. Please change your extensions in Gemfile eg.:
Spree::UserMethodsin your user class, eg.
bundle update aws-sdk
s3_regionattribute eg. https://github.com/spree/spree/blame/master/guides/content/developer/customization/s3_storage.md#L27
//= require jquery.validate/jquery.validate.minyou will need to add this file manually to your project because this library was removed from Spree in favor of native HTML5 validation.