feat(gnupg): add role for configuring gnupg with support to act as an ssh agent

roles/gnupg/files/gpg-configure-ssh-auth-socket.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+
+rc=$(pgrep gpg-agent)
+if [ "$rc" != 0 ]; then
+  export GPG_AGENT_INFO
+  export SSH_AUTH_SOCK
+  export SSH_AGENT_PID
+else
+  eval $(gpg-agent --daemon)
+fi
+
+gpg-connect-agent /bye
+export SSH_AUTH_SOCK=$(gpgconf --list-dirs agent-ssh-socket)