feat(git): configure signing key from key agent

[kaihowl]

This also allows to handle forward ssh keys that are not local to the current machine.

topic:remote-git-ssh

[kaihowl]

Reviews in this chain: └https://github.com/kaihowl/dotfiles/pull/818 feat(git): configure signing key from key agent

[kaihowl]

#	head	base	diff	date	summary
0	abd79e76	a205eee2	diff	Nov 17 12:02 PM	3 files changed, 2 insertions(+), 6 deletions(-)

[github-actions[bot]]

⏱ Performance Results