feat: OG image scraper - auto-fetch recipe images from Pinterest/URLs

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- New backend service: og-scraper.service.ts (extracts og:image, og:title, og:description)
- Pinterest support via Twitterbot UA (gets original resolution from i.pinimg.com)
- Works with Chefkoch, Allrecipes, blogs, any site with og:image meta tags
- GET /api/og-preview?url= for preview
- POST /api/recipes/:id/fetch-image to download + process with sharp
- Frontend: 'Bild holen' button appears when source URL is filled
- Auto-fills title & description from OG data if empty
- Images processed to WebP, max 1200px wide

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clawd

2026-02-18 10:15:18 +00:00

parent ee452efa6a

commit 60ca01fb94

8 changed files with 216 additions and 10 deletions

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backend/data/recipes.db-shm

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