Add below line in Rakefile "require "bundler/gem_tasks""

[grasp]

Do you want to request a feature or report a bug?

to add below line in Rakefile
"require "bundler/gem_tasks""

What is the current behavior?

when generate project as a gem, "rake build" command not work.
rake did not find build task.

If the current behavior is a bug, please provide the steps to reproduce it and if possible a minimal demo of the problem via https://github.com/ or https://gist.github.com/

padrino g project abc -g

What is the expected behavior?

rake build should generate a gem under pkg folder automatically.

Which versions of Ruby, Padrino, Sinatra, Rack, OS are you using? Did this work in previous versions?

0.13.3