fixed a few bugs, added in a few safety checks.

.includes/convert-to-server.sh

@@ -33,6 +33,16 @@ if ! [[ -s ~/.ssh/authorized_keys ]]; then
     exit 1
 fi
 chmod 600 ~/.ssh/authorized_keys
+# Validate the authorized_keys file actually contains a valid SSH public key
+if ! grep -qE "^(ssh-rsa|ssh-ed25519|ecdsa-sha2-nistp(256|384|521)|sk-(ssh-ed25519|ecdsa-sha2-nistp256))" ~/.ssh/authorized_keys; then
+    dialog --backtitle "Configure Stormux" \
+        --msgbox "The file ~/.ssh/authorized_keys does not appear to contain a valid SSH public key.
+
+Please make sure you uploaded your public key (not your private key). A public key typically starts with something like ssh-ed25519 or ssh-rsa.
+
+Upload the correct key and try again." -1 -1 --stdout
+    exit 1
+fi
 sshPort="22"
 sshPortInput="$(dialog --backtitle "Configure Stormux" \
     --inputbox "Enter a custom SSH port (1-65535) or leave blank to keep 22." -1 -1 --stdout || true)"
@@ -49,6 +59,22 @@ PasswordAuthentication no
 KbdInteractiveAuthentication no
 EOF
 
+# Check for stale pacman database lock before removal
+if [[ -f /var/lib/pacman/db.lck ]]; then
+    if dialog --backtitle "Configure Stormux" \
+        --yesno "A pacman database lock was found at /var/lib/pacman/db.lck.
+
+This usually means a previous package operation did not finish cleanly. Removing it is generally safe if no other package manager is currently running.
+
+Would you like to remove the lock and continue?" -1 -1 --stdout; then
+        sudo "${sudoFlags[@]}" rm -f /var/lib/pacman/db.lck
+    else
+        dialog --backtitle "Configure Stormux" \
+            --msgbox "Cannot safely remove packages while the pacman database is locked. Exiting." -1 -1 --stdout
+        exit 1
+    fi
+fi
+
 for packageName in \
     alsa-firmware \
     alsa-utils \

.includes/eeprom.sh

@@ -10,6 +10,16 @@ updateEeprom() {
     local piModel
     piModel=$(LC_ALL=C tr -d '\000' < /sys/firmware/devicetree/base/model 2>/dev/null)
 
+
+    # Guard against non-Pi hardware
+    if [[ -z "$piModel" ]] || [[ "$piModel" != *"Raspberry Pi"* ]]; then
+        msgbox "This option is intended for Raspberry Pi hardware only.
+
+Detected model: ${piModel:-unknown}
+
+If you are not running on a Raspberry Pi, this option will not work correctly."
+        return 1
+    fi
     # Determine which EEPROM package is needed
     local eepromPackage=""
     if [[ "$piModel" == *"Raspberry Pi 5"* ]] || [[ "$piModel" == *"Raspberry Pi 500"* ]]; then

.includes/timezone.sh

@@ -9,7 +9,7 @@ mapfile -t regions < <(timedatectl --no-pager list-timezones | cut -d '/' -f1 |
     region=$(dialog --backtitle "Please select your Region" \
             --no-tags \
             --menu "Use up and down arrows or page-up and page-down to navigate the list, and press 'Enter' to make your selection." 0 0 0 \
-            $(for i in ${regions[@]} ; do echo "$i";echo "$i";done) --stdout)
+            "$(for i in "${regions[@]}" ; do echo "$i";echo "$i";done)" --stdout)
 
 
 mapfile -t cities < <(timedatectl --no-pager list-timezones | grep "$region" | cut -d '/' -f2 | sort -u)
@@ -18,7 +18,7 @@ mapfile -t cities < <(timedatectl --no-pager list-timezones | grep "$region" | c
     city=$(dialog --backtitle "Please select a city near you" \
             --no-tags \
             --menu "Use up and down arrow or page-up and page-down to navigate the list." 0 0 10 \
-            $(for i in ${cities[@]} ; do echo "$i";echo "$i";done) --stdout)
+            "$(for i in "${cities[@]}" ; do echo "$i";echo "$i";done)" --stdout)
 
 # Set the timezone
 if [[ -f /etc/localtime ]]; then

.includes/ui.sh

@@ -55,9 +55,9 @@ infobox() {
     # Shows the provided message on the screen with no buttons.
    local timeout=3 
     dialog --infobox "$*" 0 0
-    read -n1 -t $timeout continue
+    read -n1 -t $timeout
     # Clear any keypresses from the buffer
-    read -t 0.01 continue
+    read -t 0.01
 }
 
 yesno() {
@@ -91,5 +91,5 @@ show_doc() {
     # Displays file in w3m using pager mode
     # Args: path to file.
     # Returns: none.
-    fold -sw $cols "$1" | w3m -o keymap_file=~/.w3m/pager
+    fold -sw "$COLUMNS" "$1" | w3m -o keymap_file=~/.w3m/pager
 }