add dpkg.list to assets of the kernel snap

debian/changelog

@@ -1,3 +1,9 @@
+livecd-rootfs (2.386) UNRELEASED; urgency=medium
+
+  * add dpkg.list to assets of the kernel snap
+
+ -- Michael Vogt <michael.vogt@ubuntu.com>  Wed, 09 Mar 2016 23:16:55 +0100
+
 livecd-rootfs (2.385) xenial; urgency=medium
 
   * add snap building for kernel snaps

live-build/auto/build

@@ -491,11 +491,17 @@ EOF
         # compress everything
         cd $TMPDIR
         tarname="device.tar.gz"
+        manifestname="device.manifest"
         if [ "$devarch" = "raspi2" ];then
             tarname="raspi2.$tarname"
+            manifestname="$devarch.$manifestname"
         fi
+        # create tarfile
         tar -c -z -f $HERE/$PREFIX.$tarname system assets hardware.yaml
 
+        # create device specific manifest to track kernel dpkg version
+        cp assets/dpkg.list $HERE/$PREFIX.$manifestname
+
         # show size of initrd and kernel in the log
         ls -lh assets/