sway: make use of foot server

The foot server allows for faster start up of individual terminals.

There is a second keybind as a fallback, in case the foot server isn't running.

dots/.config/sway/config

@@ -5,7 +5,7 @@ set $down j
 set $up k
 set $right l
 
-set $term foot
+set $term footclient
 set $browser firefox-wayland
 set $lock swaylock
 
@@ -22,11 +22,13 @@ seat * hide_cursor when-typing enable
 exec wl-paste -t text --watch clipman store --no-persist
 exec mako
 exec fcitx5
+exec foot -s
 
 ### Key bindings
     floating_modifier $mod normal
 
     bindsym $mod+Return exec $term
+    bindsym $mod+Alt+Return exec foot # fallback terminal
     bindsym $mod+i exec $browser
     bindsym $mod+Shift+y exec $lock