Activity
Currently we're only validating that each user instance has an email but we don't specify whether it should be unique or not:
https://guides.rubyonrails.org/active_record_validations.html#uniqueness
Currently we're only validating that each user instance has an email but we don't specify whether it should be unique or not:
https://guides.rubyonrails.org/active_record_validations.html#uniqueness