Edit db yaml.
update gemfile.
Add to Gemfile.
Create product migration.
Update product migration.
Install devise and update dev environments.
Update routes with root.
Create devise user model.
Create lineitem migration with belongs_to relationships.
Create Order migration.
Update order migration.
Add seeds that David created.
update user model with has many relationships.
Update product model with has many relationships.
Update product model with has many relationships.
Create db, migrate, seed, create products controller.
Create index view and remove turbolinks.
Update routes with resources products, edit index view.
Create show method on product controller.
Update gemfile with ruby version, create show view skeleton.