SetupWizard: fix an uncommon corner case

ChangeLog.md

@@ -2,6 +2,12 @@
 
 ## 22.7 (in-dev)
 
+### Bug Fixes
+
+* SetupWizard
+  * when selecting no apps create empty config file (working around an uncommon corner case)
+     * when one selects no apps but still activates "install apps", the installer would install all apps
+
 ### General Changes
 
 * Installer

SetupWizard/nanodroid-setup

@@ -98,6 +98,8 @@ for setupfile in ${nanodroid_apps} ${nanodroid_overlay} ${nanodroid_setup}; do
 		mkdir -p "${CONF_BACKUP}"
 		mv "${setupfile}" "${CONF_BACKUP}"
 	fi
+
+	touch ${setupfile}
 done
 
 ui_print " "