Set suid on xkbcomp to fix X keyboard initialization

- Add chmod u+s to /usr/bin/xkbcomp in installed system
- Fixes XKB keymap compilation errors during X startup
- Resolves 'Failed to activate virtual core keyboard' error
- Allows mbetterclient user to properly initialize X keyboard

config/includes.chroot/usr/local/bin/auto-installer.sh

@@ -733,6 +733,12 @@ NETEOF
     rm -rf "$TARGET_MOUNT/lib/live" 2>/dev/null || true
     rm -f "$TARGET_MOUNT/etc/profile.d/zz-live-config_xinit.sh" 2>/dev/null || true
 
+    # Set suid on X server and xkbcomp for mbetterclient user to start X
+    print_status "Setting suid on X server and xkbcomp for user X startup..."
+    chmod u+s "$TARGET_MOUNT/usr/bin/Xorg" 2>/dev/null || true
+    chmod u+s "$TARGET_MOUNT/usr/lib/xorg/Xorg" 2>/dev/null || true
+    chmod u+s "$TARGET_MOUNT/usr/bin/xkbcomp" 2>/dev/null || true
+
     print_status "Target system configuration completed"
 }