Add turnstile Emacs service and stable ssh-agent

dotfiles/desktop/.local/bin/update-turnstile-env

@@ -0,0 +1,18 @@
+#!/bin/sh
+
+set -eu
+
+if ! command -v turnstile-update-runit-env >/dev/null 2>&1; then
+  exit 0
+fi
+
+turnstile-update-runit-env \
+  DISPLAY \
+  WAYLAND_DISPLAY \
+  XAUTHORITY \
+  DBUS_SESSION_BUS_ADDRESS \
+  SSH_AUTH_SOCK \
+  XDG_CURRENT_DESKTOP \
+  XDG_SESSION_DESKTOP \
+  XDG_SESSION_TYPE \
+  SWAYSOCK >/dev/null 2>&1 || true