fix(archsetup): increase GRUB timeout and switch syncthing to user service

- GRUB_TIMEOUT 0→2 seconds for menu access
- Syncthing: system service → user service with lingering to prevent lock conflicts
- Update airplanemodetoggle for user service
- Update validation to check lingering instead of system service

1 files changed, 4 insertions, 2 deletions

diff --git a/archsetup b/archsetup
index 16d7cc9..7d62fd4 100755
--- a/archsetup
+++ b/archsetup
@@ -1263,7 +1263,9 @@ desktop_environment() {
     action="Sync Services" && display "subtitle" "$action"
 
     pacman_install syncthing
-    systemctl enable "syncthing@$username.service"  >> "$logfile" 2>&1 || error "error" "$action" "$?"
+    # Use user service (not system service) to avoid lock file conflicts if both get enabled
+    loginctl enable-linger "$username"
+    sudo -u "$username" systemctl --user enable syncthing.service
 
     # Desktop Environment Utilities
 
@@ -1638,7 +1640,7 @@ EOF
     action="configuring boot menu for silence and bootsplash" && display "task" "$action"
     if [ -f /etc/default/grub ]; then
         action="resetting timeouts and adjusting log levels on grub boot" && display "task" "$action"
-        sed -i "s/.*GRUB_TIMEOUT=.*/GRUB_TIMEOUT=0/g" /etc/default/grub
+        sed -i "s/.*GRUB_TIMEOUT=.*/GRUB_TIMEOUT=2/g" /etc/default/grub
         sed -i "s/.*GRUB_DEFAULT=.*/GRUB_DEFAULT=0/g" /etc/default/grub
         sed -i 's/.*GRUB_TERMINAL_OUTPUT=console/GRUB_TERMINAL_OUTPUT=gfxterm/' /etc/default/grub
         sed -i 's/.*GRUB_GFXMODE=auto/GRUB_GFXMODE=1024x768/' /etc/default/grub