Fixes: https://github.com/ckan/ckan-docker/issues/104 Adds `--chown` flag to `COPY` command in PostgreSQL Dockerfile to ensure that initialization files can be executed by `postgres` user.
Fixes: https://github.com/ckan/ckan-docker/issues/104 Adds `--chown` flag to `COPY` command in PostgreSQL Dockerfile to ensure that initialization files can be executed by `postgres` user.