Added mail send

VPS/AptUpdateWatcher.sh

@@ -1,4 +1,4 @@
-#! /bin/bash
+#!/bin/bash
 
 # This script updates the apt database if running as root and retrieves the number of upgradable packages.
 # If the count is high enough or if some important packages can be upgraded, inform the administrator.
@@ -30,7 +30,7 @@ if [ -z "$trigger_count" ]; then
 fi
 
 if [ -z "$key_packages" ]; then
-	key_packages=( "ssh" "ssl" "apache" "kernel" )
+	key_packages=( "ssh" "ssl" "apache" "kernel" "linux-image" "syncthing" "wireguard" )
 fi
 
 
@@ -57,5 +57,5 @@ done
 if [ -n "$output" ]; then
 	output="The Apt Update Watcher has been triggered.\n\n""$output"
 
-    echo -e "$output" # Can be replaced by anything or piped into sendmail
+	echo -e "$output" | mail -aFrom:"$mail_sender" -s "[$(uname -n)] APT update warning $(date +%D-%Hh%M)" "$mail_recipients"
 fi