Add wofi as my launcher

- The default sway launcher is dmenu, which uses xwayland and has poor
  compatability
- Wofi is more similar to rofi, but is gtk-based and therefore works on wayland
diff --git a/modules/launcher/show-scratchpad.sh b/modules/launcher/show-scratchpad.sh
new file mode 100755
index 0000000..c7e999a
--- /dev/null
+++ b/modules/launcher/show-scratchpad.sh
@@ -0,0 +1,3 @@
+export id="$(swaymsg -t get_tree | jq -r '.nodes[].nodes[] | select(.name == "__i3_scratch").floating_nodes | reverse[] | ((.id | tostring) + "\t" + (.app_id // .window_properties.class) + "\t" + .name)' | wofi --show dmenu --prompt "Select window to restore" | awk '{print $1;}')"
+echo Showing $id
+swaymsg "[con_id=$id]" focus