Improve update error catching

bin/omarchy-snapshot

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 COMMAND="$1"
 OMARCHY_PATH=${OMARCHY_PATH:-$HOME/.local/share/omarchy}
 
@@ -17,7 +19,7 @@ create)
   DESC="$(omarchy-version)"
 
   echo -e "\e[32mCreate system snapshot\e[0m"
-  
+
   # Get existing snapper config names from CSV output
   mapfile -t CONFIGS < <(sudo snapper --csvout list-configs | awk -F, 'NR>1 {print $1}')