Extract Tarball on boot (#127)

* reworking logic to untar on first boot and reducing sample size for chown logic as it is not recursive

* bad path in arm variants

Dockerfile

@@ -320,14 +320,8 @@ RUN \
  echo "**** Add Picons ****" && \
  mkdir -p /picons && \
  curl -o \
-        /tmp/picons.tar.bz2 -L \
-        https://lsio-ci.ams3.digitaloceanspaces.com/picons/picons.tar.bz2 && \
- tar xf \
- /tmp/picons.tar.bz2 -C \
-        /picons && \
- echo "**** cleanup ****" && \
- rm -rf \
-        /tmp/*
+        /picons.tar.bz2 -L \
+        https://lsio-ci.ams3.digitaloceanspaces.com/picons/picons.tar.bz2
 
 # copy local files and buildstage artifacts
 COPY --from=buildstage /tmp/argtable-build/usr/ /usr/