slimy hack to get a casper-ized initrd in place

debian/changelog

@@ -1,4 +1,4 @@
-livecd-rootfs (2.488~ppa1) bionic; urgency=medium
+livecd-rootfs (2.488~ppa2) bionic; urgency=medium
 
   * Move casper from filesystem.squashfs to installer.squashfs. 
 

live-build/ubuntu-server/hooks/032-installer-squashfs.binary

@@ -40,8 +40,12 @@ setup_mountpoint binary/boot/squashfs.dir
 chroot $SQUASH_ROOT apt-get update
 chroot $SQUASH_ROOT apt-get -y install user-setup
 chroot $SQUASH_ROOT apt-get -y install lupin-casper
+
+mv $SQUASH_ROOT/boot/initrd.img-* livecd.ubuntu-server.initrd-generic
+
 chroot $SQUASH_ROOT apt-get -y install curtin
 
+
 # Don't let cloud-init run in the live session.
 touch $SQUASH_ROOT/etc/cloud/cloud-init.disabled