Update build.func

misc/build.func

@@ -3709,17 +3709,17 @@ validate_storage_space() {
   local storage="$1"
   local required_gb="${2:-8}"
   local show_dialog="${3:-no}"
-  
+
   # Get full storage line from pvesm status
   local storage_line
   storage_line=$(pvesm status 2>/dev/null | awk -v s="$storage" '$1 == s {print $0}')
-  
+
   # Check if storage exists and is active
   if [[ -z "$storage_line" ]]; then
     [[ "$show_dialog" == "yes" ]] && whiptail --msgbox "⚠️  Warning: Storage '$storage' not found!\n\nThe storage may be unavailable or disabled." 10 60
     return 2
   fi
-  
+
   # Check storage status (column 3)
   local status
   status=$(awk '{print $3}' <<<"$storage_line")
@@ -3727,27 +3727,45 @@ validate_storage_space() {
     [[ "$show_dialog" == "yes" ]] && whiptail --msgbox "⚠️  Warning: Storage '$storage' is disabled!\n\nPlease enable the storage first." 10 60
     return 2
   fi
-  
+
   # Get storage type and free space (column 6)
   local storage_type storage_free
   storage_type=$(awk '{print $2}' <<<"$storage_line")
   storage_free=$(awk '{print $6}' <<<"$storage_line")
-  
+
   # Some storage types (like PBS, iSCSI) don't report size info
   # In these cases, skip space validation
   if [[ -z "$storage_free" || "$storage_free" == "0" ]]; then
     # Silent pass for storages without size info
     return 0
   fi
-  
+
   local required_kb=$((required_gb * 1024 * 1024))
   local free_gb_fmt
   free_gb_fmt=$(numfmt --to=iec --from-unit=1024 --suffix=B --format %.1f "$storage_free" 2>/dev/null || echo "${storage_free}KB")
-  
+
   if [[ "$storage_free" -lt "$required_kb" ]]; then
     if [[ "$show_dialog" == "yes" ]]; then
       whiptail --msgbox "⚠️  Warning: Storage '$storage' may not have enough space!\n\nStorage Type: ${storage_type}\nRequired: ${required_gb}GB\nAvailable: ${free_gb_fmt}\n\nYou can continue, but creation might fail." 14 70
+    fi
+    return 1
+  fi
 
+  return 0
+}
+
+# ==============================================================================
+# SECTION 8: CONTAINER CREATION
+# ==============================================================================
+
+# ------------------------------------------------------------------------------
+# create_lxc_container()
+#
+# - Main function for creating LXC containers
+# - Handles all phases: validation, template discovery, container creation,
+#   network config, storage, etc.
+# - Extensive error checking with detailed exit codes
+# ------------------------------------------------------------------------------
 create_lxc_container() {
   # ------------------------------------------------------------------------------
   # Optional verbose mode (debug tracing)