Make commands more resilient

bin/omakub-font

@@ -4,6 +4,8 @@ set -e
 # Pick a preconfigured theme
 FONT=$(gum choose "Cascadia Mono" "Fira Mono" "JetBrains Mono" "Meslo" | tr '[:upper:]' '[:lower:]' | sed 's/ /-/g')
 
+[ ! -n "$FONT" ] && exit 0
+
 if [ "$FONT" == "cascadia-mono" ]; then
 	NERD_FONT="CaskaydiaMono Nerd Font"
 elif [ "$FONT" == "fira-mono" ]; then