Fix update (#7198)

Author: tremor021

ct/komodo.sh

@@ -56,6 +56,9 @@ function update_script() {
     mv "$BACKUP_FILE" "$COMPOSE_FILE"
     exit 1
   fi
+  if ! grep -qxF 'COMPOSE_KOMODO_BACKUPS_PATH=/etc/komodo/backups' compose.env; then
+    sed -i '/^COMPOSE_KOMODO_IMAGE_TAG=latest$/a COMPOSE_KOMODO_BACKUPS_PATH=/etc/komodo/backups' compose.env
+  fi
   $STD docker compose -p komodo -f "$COMPOSE_FILE" --env-file /opt/komodo/compose.env up -d
   msg_ok "Updated ${APP}"
   exit