skip docker question if apt doesn't exists

install.sh

@@ -477,6 +477,7 @@ uninstall() {
 
 	# $SUDO_CMD /sbin/iptables -D DOCKER-USER -F
 
+	if [ "$APT" == "1" ]; then
 		echo "Would you like to remove docker? (Y/n)";
 		read -r ANSWER;
 		if [ "$ANSWER" == "y" ] || [ "$ANSWER" == "Y" ]; then
@@ -488,11 +489,13 @@ uninstall() {
 
 			echo "x";
 		fi
+	fi;
 
 	echo "x";
 }
 
 SUDO_CMD="";
+APT=$($SUDO_CMD type apt 2>/dev/null | grep 'apt is' | wc -l);
 
 if [ "$1" == "remove" ]; then
 	ACTION="uninstall";
@@ -542,6 +545,7 @@ if [ -n "$WSL_DISTRO_NAME" ]; then
 	fi
 fi;
 
+if [ "$APT" == "1" ]; then
 	echo "Would you like to install/update docker? (y/N)";
 	read -r ANSWER;
 	if [ "$ANSWER" == "y" ] || [ "$ANSWER" == "Y" ]; then
@@ -557,6 +561,7 @@ if [ "$ANSWER" == "y" ] || [ "$ANSWER" == "Y" ]; then
 		echo "Wait..."
 		sleep 5
 	fi
+fi;
 
 $SUDO_CMD docker pull registry.format.hu/installer-tool
 $SUDO_CMD docker pull registry.format.hu/setup