autoremove uses --purge now

update-system.sh

 #!/bin/bash
 
 # This script updates the system and sends a notification when updates start and stops.
-# Note that notifications wont work when using cron, only if the script is started in the desktop itself.
+# Note that notifications wont work when using cron, only if the script is started in the DE itself.
 # Each message is also kept in a logfile.
 
 ################################################################
 # General SETTINGS
 ################################################################
-LOGLINES_TO_KEEP=30
+LOGLINES_TO_KEEP=100
 MY_PASSWORD_DIALOG_FOLDER="$HOME/.local/bin"
 MY_PASSWORD_DIALOG_FILE="my-password-dialog"
 LOGFILE_DIR="$HOME/.update-system/log"
 LOGFILE_NAME="update-system.log"
-EXCLUDE_IF_RUNNING="firefox"
+EXCLUDE_IF_RUNNING="firefox" # This is a space-seperated list
 
 ################################################################
 # FUNCTIONS
@@ -78,7 +78,7 @@ else
     ! [ -z "$RUNNING" ] && sudo -A apt-mark hold $RUNNING && log_info "Won't be upgraded becasue they are active: $RUNNING"
 
     sudo -A apt-get upgrade -y
-    sudo -A apt autoremove -y
+    sudo -A apt autoremove -y --purge
 
     ! [ -z "$RUNNING" ] && sudo -A apt-mark unhold $RUNNING
     ! [ -z "$HOLDING" ] && sudo -A apt-mark hold $HOLDING
@@ -86,6 +86,14 @@ else
     log_info "Updating finished!"
 fi
 
+##
+# We have to do snaps too now :( I should integrate this a bit more
+# `snap refresh --list` gives updatable packages. Not 100% sure how it lists them so can't really use it yet.
+##
+log_info "Updating snap packages..."
+sudo -A snap refresh
+log_info "Done!"
+
 ##
 # Clean up logfiles
 ##