Revert "Remove zypper"

This reverts commit 3fcc8da.

Author: dereknola

images/nginx/rootfs/Dockerfile

@@ -57,14 +57,11 @@ RUN zypper install -y --allow-vendor-change \
     libicu73_2 \
     liblua5_4-5 \
     make \
+    tar \
+    gzip \
     procps \
     catatonit
 
-# Remove zypper and other unnecessary packages
-RUN zypper -n clean -a && rm -rf /tmp/* /var/tmp/* /usr/share/doc/packages && \
-    rpm -e libsolv-tools-base zypper libzypp libaugeas0 libfa1 container-suseconnect \
-    libyaml-cpp0_6 boost-license1_66_0 libboost_system1_66_0 libboost_thread1_66_0
-
 RUN ldDirs=" \
       /usr/local/lib \
       /usr/local/lib64 \