Broke up sway config into multiple files

.config/sway/autostart

@@ -0,0 +1,15 @@
+# Autostart
+## Screen configuration
+exec_always export hostname="$(cat /etc/hostname)" && ~/.config/screenlayout/apply-screen-layout.sh
+## Applications
+exec --no-startup-id blueman-applet
+exec --no-startup-id bitwarden-desktop
+exec --no-startup-id sunshine
+## Lock screen when idle, also shut down screens
+exec swayidle -w \
+	timeout 600 $swaylock \
+	timeout 630 'swaymsg "output * power off"' \
+		resume 'swaymsg "output * power on"'
+## Start XDG autostart .desktop files using dex. See also
+### https://wiki.archlinux.org/index.php/XDG_Autostart
+exec --no-startup-id dex --autostart --environment i3