need more env variables

Author: mason-sharp

tests/Dockerfile.el9

@@ -57,7 +57,8 @@ RUN sudo -u pgedge python3 /home/pgedge/install.py
 
 WORKDIR /home/pgedge/pgedge
 # TODO see if this step can be avoided
-RUN ./pgedge setup -U $DBUSER -P $DBPASSWD -d $DBNAME --pg_ver=$PGVER && ./pgedge stop
+# Set up according to the environment in pgedge.env file in tests subdir
+RUN . /home/pgedge/tests/pgedge.env && ./pgedge setup -U $DBUSER -P $DBPASSWD -d $DBNAME --pg_ver=$PGVER && ./pgedge stop
 
 WORKDIR /home/pgedge/postgres