Issue 1.8: DCAT Harvesting

[demenech]

Priority: Medium
Effort: Medium
Labels: enhancement, harvesting, epic-data-integration

Description: Add support for harvesting datasets from data portals that support DCAT export via data.json.

Acceptance Criteria:

• [ ] I can harvest datasets from data portals that expose the data catalog via a DCAT data.json route

Tasks

• [ ] Create a harvester that harvests datasets from data portals that expose the DCAT data.json route

Technical Notes:

• Example: https://data.michigan.gov/data.json
• With that, we are potentially adding support to a variety of sources

Related to Epic: #1426