[Rails] Using Asset Pipeline within an engine

Is it is possible to use the asset pipeline within an engine and have a manifest file within the engine like application.js as in a Main app? I would like to have the engine include its own JS and not have to add a require to Main app. my google skilz r failing me :) -- You received this mes

[Rails] Rails 3.1.0.rc1 assets not compiling

I started a test app to try out 3.1 At first .coffee files were compiling into application.js, but now nothing is compiled. I set up 2 .coffee files with alerts and expected //=require_tree to incorporate them into application.js, but that does not happen. ran rake assets:precompile and indeed th