add IMPORTANT_CONTAINERS

.env.example

@@ -15,6 +15,12 @@
 # Also scan the scanner's own image when auto-discovering (default: false).
 # INCLUDE_SELF=false
 
+# Containers that face the internet. Each one gets its own notification with
+# every CVE at/above NOTIFY_MIN_SEVERITY, split into fixable and unfixable.
+# All other containers are summarised in one notification. Space or comma
+# separated. Leave empty to keep the single aggregated notification.
+# IMPORTANT_CONTAINERS=traefik web-frontend
+
 # One or more Apprise URLs, space separated. Quote the value.
 # Examples:
 #   mailto://user:app-password@gmail.com