Optionals environment variables

Dockerfile

@@ -99,11 +99,13 @@ RUN adduser --no-create-home --uid 1161 --group --system squid \
     && echo "cache_log /var/log/squid/cache.log" >> /etc/squid/squid.conf \
     && echo "cache_effective_user squid" >> /etc/squid/squid.conf \
 # Packages dependencies installation for running and clean again 
-    && apt-get update && apt-get install -y --no-install-recommends ca-certificates net-tools rsync libexpat1 libltdl7 libxml2 openssl ca-certificates libldap-2.4-2 libecap3 libcap2 libdb5.3 libatomic1 dumb-init procps \
+    && apt-get update && apt-get install -y --no-install-recommends ca-certificates net-tools rsync libexpat1 libltdl7 libxml2 openssl ca-certificates libldap-2.4-2 libecap3 libcap2 libdb5.3 libatomic1 dumb-init procps inotify-tools \
     && apt-get auto-remove -y && apt-get clean autoclean \
     && rm -rf /var/lib/apt/lists/* && rm -Rf /tmp/* 
 COPY run.sh /
-RUN chmod +x /run.sh
+COPY autoreload.sh /
+COPY sup.sh.sh /
+RUN chmod +x /run.sh /autoreload.sh /sup.sh
 HEALTHCHECK CMD squidclient mgr:info | grep "HTTP/1.1 200 OK" || exit 1
 EXPOSE 3128
 ENTRYPOINT ["dumb-init"]