Add a very basic font selector for terminal

bin/omarchy-font-menu

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+font=$(
+  fc-list :spacing=100 -f "%{family[0]}\n" |
+    grep -v -i -E 'emoji|signwriting' |
+    sort -u |
+    gum choose --header "Choose terminal font"
+)
+
+if [[ -n "$font" ]]; then
+  sed -i "s/family = \".*\"/family = \"$font\"/g" ~/.config/alacritty/alacritty.toml
+fi