make extension installation more resilient

Dockerfile

@@ -3,12 +3,10 @@ LABEL org.opencontainers.image.source https://github.com/dbca-wa/docker-geoserve
 LABEL maintainer "DBCA ASI <[email protected]>"
 
 ARG PLUGIN_URL="https://sourceforge.net/projects/geoserver/files/GeoServer/${GEOSERVER_VERSION}/extensions"
-ARG EXTENSIONS="vectortiles css"
+ARG EXTENSIONS="authkey vectortiles sldservice wps querylayer mbstyle css"
 
-RUN pushd /var/local/geoserver-exts; \
-    for EXT in ${EXTENSIONS}; do \
-        fname="geoserver-${GEOSERVER_VERSION}-${EXT}-plugin.zip" \
-        wget ${PLUGIN_URL}/${fname} \
-        unzip -d ${ext} ${fname}; rm ${fname} \
-    done; popd
-RUN mv /var/local/geoserver-exts/*/*.jar /usr/local/geoserver/WEB-INF/lib
+RUN cd /var/local/geoserver-exts; for EXT in ${EXTENSIONS}; do \
+        FNAME="geoserver-${GEOSERVER_VERSION}-${EXT}-plugin.zip"; \
+        wget --max-redirect=40 ${PLUGIN_URL}/${FNAME}; \
+        unzip -d ${EXT} ${FNAME}; rm ${FNAME}; \
+    done; mv */*.jar /usr/local/geoserver/WEB-INF/lib