add data description to the linkml.yaml

[tomlue]

This should include a:

metadata fields

1. short_source_name - the name of the brick eg 'ice'
2. long_name - eg 'integrated chemical environment'
3. description - a paragraph describing the brick (this should be markdown)
4. source_url - an array of urls that can be checked for changes
5. homepage_url - a url for the primary source, use biobricks.ai/chemharmony for non-external sources.
6. license - add a reference to an actual license, this could refer to a .bb/license or some license identifier
7. citations - array of doi
8. last_reviewed - when was this last reviewed by a human?

data dictionary
This uses the linkml schema

• list of assets - see asset definition below

asset

• path - this has a relative path
• mimetype - usually can be derived from extension
• slots - describes all the properties of an asset, like columns for a parquet.
• description - what is this asset?