Loops through an array of paths to ssh keys and adds them to the agent in a git bash for windows session. Still requires passwords.

windows-identity-add.sh

#declares an array of keys to loop through and add to the ssh-agent, run before a git bash session on windwows.
#bin/sh
declare -a keys=("/c/users/jonathan/path/to/key" "/c/users/jonathan/path/to/other/key")
eval $(ssh-agent -s)
for i in "${keys[@]}"; do
  ssh-add "$i"
done