Add the ability to provide a custom document id (aka key) to set using a new command specific option --key. This feature also bumps the major version to 2.0.0.

Requires updating README.md, CHANGELOG.md, and adding new specific tests for this case as well.

The documentation says that by default, CSV export generates a file "that is readable by Microsoft Excel in Europe, i.e., the default encoding is WINDOWS-1252 and the separator is ;".

I understand this is only a default, and it can be overridden using environment variables.

However, I suggest that the default should be changed to UTF-8 and the more standard comma-separated values, for the

Since postgresql-container supports SSL verification we should document it.

On OpenShift Online Service Catalog, the link to README.md points to a symlink instead the actual README.md file. The "View Documentation" link also points to this symlink.

The link is: https://github.com/sclorg/mysql-container/blob/master/5

Having a look at the documentation about how to use the docker version of Directus there is a list of environment variables:
https://docs.directus.io/docker/environment.html#all-variables

A lot of the environment variables are "arrays". How can one set array environment variables in docker. I don't think it's possible, or is it? I think this should be mentiond somewhere. It's a bit misleading

Both, MariaDB and PostgreSQL pass the rest of the run- arguments given to this script by docker run command to the itself:

exec ${MYSQL_PREFIX}/libexec/mysqld --defaults-file=$MYSQL_DEFAULTS_FILE "$@" 2>&1
...
exec postgres "$@"

This allows to change/add some options on the docker run command line or in template without providing whole new configuration. If t