Fix linter errors: use Record type, remove unused function, fix floating promises and unsafe types

scripts/install/debian-install.sh

@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+
+# Copyright (c) 2021-2025 tteck
+# Author: tteck (tteckster)
+# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
+# Source: https://www.debian.org/
+
+source /dev/stdin <<<"$FUNCTIONS_FILE_PATH"
+color
+verb_ip6
+catch_errors
+setting_up_container
+network_check
+update_os
+
+motd_ssh
+customize
+cleanup_lxc