Add turnstile Emacs service and stable ssh-agent

dotfiles/desktop/.local/bin/start-sway-session

@@ -11,6 +11,7 @@ session_name=sway
 export XDG_CURRENT_DESKTOP="$session_name"
 export XDG_SESSION_DESKTOP="$session_name"
 export XDG_SESSION_TYPE=wayland
+export SSH_AUTH_SOCK="$HOME/.local/state/ssh-agent/socket"
 
 if [ "${SWAY_UNSUPPORTED_GPU:-0}" = "1" ]; then
   set -- sway --unsupported-gpu
@@ -21,7 +22,7 @@ fi
 exec dbus-run-session sh -eu -c '
   umask 077
   printf "%s\n" "$DBUS_SESSION_BUS_ADDRESS" > "$HOME/.dbus-session-bus-address"
-  eval "$(ssh-agent -s)" >/dev/null
   gpgconf --launch gpg-agent
+  "$HOME/.local/bin/update-turnstile-env"
   exec "$@"
 ' sh "$@"