sway: switch to foot client-server && enable showing xwayland/xdg_shell

conf/sway/config

@@ -12,7 +12,8 @@ set $down j
 set $up k
 set $right l
 # Your preferred terminal emulator
-set $term foot
+exec --no-startup-id foot --server
+set $term footclient
 # Your preferred application launcher
 # Note: pass the final command to swaymsg so that the resulting window can be opened
 # on the original workspace that the command was run on.
@@ -216,5 +217,8 @@ bar {
     }
 }
 
+# Reveal xwayland
+for_window [shell=".*"] title_format "%title :: %shell"
+
 include /etc/sway/config.d/*
 include ~/.config/sway/config.d/*.conf