Change docker-entrypoint.sh

docker-entrypoint.sh

@@ -11,7 +11,7 @@ done
 /opt/updatedb.sh
 if [[ $? -ne 0 ]]; then echo "An error occurred while updating the database ${MONGODB}"; exit 1;fi
 
-sed -i "s/${DB_CLUSTER}/\"${DB_CLUSTER}\"/" /etc/web-laboratory-admin/application.conf
+sed -i "s/\${DB_CLUSTER}/\"${DB_CLUSTER}\"/" /etc/web-laboratory-admin/application.conf
 
 sed -i "s/ADMINHOST/$(dig ${HOSTNAME}.${APPNET} +short)/" /etc/web-laboratory-admin/application.conf