Let Product Opener use and cache Wikidata data for entities

[teolemon]

Who for

• Open Food Facts mobile developers
• Users

Why

• Wikidata provides expanding structured and non-structured info in many languages
• Many taxonomy entries are linked to Wikidata, but we're not using it to the fullest.
• Wikidata is volatile, and entries may change, disappear, or may be vandalized for a period of time

How

• [ ] Create a Wikidata caching system that fetches data about entities and stores them on the server
  • [ ] #6475
• [ ] Harvest properties from #1022
• [ ] #6248
• [ ] Use the Knowledge panel API to enrich the product page

Part of

• 5493

[github-actions[bot]]

This issue is stale because it has been open 90 days with no activity.

[teolemon]

Nice tool for Supermarkets: https://nsi.guide/index.html?t=brands&k=shop&v=supermarket&tt=food

[github-actions[bot]]

This issue has been open 90 days with no activity. Can you give it a little love by linking it to a parent issue, adding relevant labels and projets, creating a mockup if applicable, adding code pointers from https://github.com/openfoodfacts/openfoodfacts-server/blob/main/.github/labeler.yml, giving it a priority, editing the original issue to have a more comprehensive description… Thank you very much for your contribution to 🍊 Open Food Facts