Added make download-packages

alpine/build-rootfs.sh

@@ -17,3 +17,13 @@ chroot "$ROOTFS" /bin/sh -c "ln -s /var/cache/apk /etc/apk/cache"
 chroot "$ROOTFS" /bin/sh -c "apk add bash curl"
 cp "/install-packages.sh" "$ROOTFS/install-packages.sh"
 chroot "$ROOTFS" /bin/bash /install-packages.sh
+
+umount "$ROOTFS/var/cache/apk"
+umount "$ROOTFS/dev"
+umount "$ROOTFS/proc"
+umount "$ROOTFS/sys"
+umount "$ROOTFS/run"
+
+rm -r "$ROOTFS/build"
+
+# Begin making full disk image for the device