Add "Diff of Staging Area" to @git command

[jpshack-at-palomar]

There is some detailed discussion of this in the git-commit feature request thread. IMHO this would be more useful than feature focussed on generating commit messages as there is quite a bit more that can be done with it.

See @gokcin’s comment on this thread and mine too.

AI git commit messages

This looks similar to my workflow. I tend to stage my files regularly and then look at diff --staged. Really wish cursor would have an option for that as I often find myself doing diff --staged > diff.txt and then using @diff.txt to discuss the changes. BTW I do this for quite a bit more than just commit comments. I have found that when working with Cursor or other ai coding tools it is super helpful to produce design docs that are designed to provide context for the ai. I use cursor to help me…