Investigate machine-readable implementation of dataset metadata

[RalfG]

Discussed in #9

^{Originally posted by jspaezp September 13, 2022}
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Finally, what do you think about making the attributes section a TOML/YAML, it would still render well in the viewer but it would make it a lot more machine parsable.
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^{Originally posted by RalfG September 26, 2022}
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I agree, machine-readability would definitly be a plus. However, to facilitate contributions from the community, we would like to keep the setup of the source markdown files as uncomplicated as possible. Finding a good balance between those two aspects will require some thinking and investigation into the possibilities within the Quarto framework.
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