dpkg/apt recovery has been added to the friendly-recovery package in intrepid. When booting into recovery mode it will have a "dpkg -Repair packages" menu item that will do the required steps. 

There are plant to also extend [[update-manager]] so that it is available there.

The friendly recovery feaure is  at https://edge.launchpad.net/~mvo/+archive

= See also =
 * RecoveryMode
----
CategoryRecovery