Merge pull request #68 from Netcracker/bugfix/edge_alpine

Use edge alpine for pcre2

Author: mrMigles

docker-zookeeper/docker/Dockerfile

@@ -135,6 +135,12 @@ RUN chgrp -R 0 ${ZOOKEEPER_HOME} \
 # Upgrade all tools to avoid vulnerabilities
 RUN set -x && apk upgrade --no-cache --available
 
+# Upgrade tools from edge to avoid vulnerabilities
+RUN echo "https://dl-cdn.alpinelinux.org/alpine/edge/main" > /etc/apk/repositories  \
+    && echo "https://dl-cdn.alpinelinux.org/alpine/edge/community" >> /etc/apk/repositories \
+    && apk add --update --upgrade --no-cache \
+        pcre2
+
 USER 1000:0
 WORKDIR ${ZOOKEEPER_HOME}