- Add id to landing page, making it a valid catalog (43, lossyrob)
- Make `item_assets` (item assets extension) a dictionary of assets (47, kylebarron)
- Add pre-commit to CI (48, kylebarron)
- Add a `Links` model with custom root type to represent a list of links (52)
- Move link related models to their own file (53)
- Add link factories for generating inferred links (55)
- Switch from relative to absolute imports (61)
- Serialize date type fields to `datetime.datetime` upon model creation (62)