err. you can grab one of my nano builds (or some-one elses) and splatter it on then.
note that nano is NOT included OOTB. I don't wan't to clutter this thread with my rubbish but sufficed to say that it is actually small enough to dump on the rootfs at a pinch. although I would not recommend that.
There are copious copies of it. Here's one
I made earlier . Enjoy. if you need more info about the implementation of that lets take it to a fresh thread.
Good luck