Small adjustments (syntax basically)

dockerfile/Dockerfile

@@ -17,7 +17,8 @@ RUN DEBIAN_FRONTEND='noninteractive'               && \
 ENV LANG C.UTF-8
 RUN echo LANG="$LANG" > /etc/default/locale
 
-RUN echo 'deb http://vo.ari.uni-heidelberg.de/debian release main'      > /etc/apt/sources.list.d/gavo.list  && \
+RUN echo 'deb http://vo.ari.uni-heidelberg.de/debian release main'  \
+        > /etc/apt/sources.list.d/gavo.list                         && \
     wget -qO - http://docs.g-vo.org/archive-key.asc | apt-key add -
 
 RUN DEBIAN_FRONTEND='noninteractive'                                && \

dockerfile/bin/dachs.sh

@@ -13,9 +13,9 @@ echo 'pointing to this container here.'
 echo '==================================================='
 echo ''
 
-export PGDATA=/var/lib/postgresql/9.6 
+export PGDATA=/var/lib/postgresql/${PG_VERSION}
 # postgres needs this directory for log files; then start postgres
-mkdir -p -m 777 /var/run/postgresql/9.6-main.pg_stat_tmp/
-su - postgres  -c "/usr/lib/postgresql/9.6/bin/postgres \
-	-c config_file=/etc/postgresql/9.6/main/postgresql.conf \
+mkdir -p -m 777 /var/run/postgresql/${PG_VERSION}-main.pg_stat_tmp/
+su - postgres  -c "/usr/lib/postgresql/${PG_VERSION}/bin/postgres \
+	-c config_file=/etc/postgresql/${PG_VERSION}/main/postgresql.conf \
 	-c logging_collector=on"