Remove Wallabag token node; fetch full text directly via crawl4ai /md.
Scientific articles DOI-resolved via Unpaywall API for open-access URLs.
Adds title emoji suffix: 🔓 (OA), 📖 (crawl4ai), ❌ (failed).
Includes backfill variant (no time cutoff) for processing existing unread entries.
Runs every 5 min. Detects paywalled articles (known domains + short content).
For scientific: tries Unpaywall API (DOI-based OA lookup) first, falls back to
Wallabag. Writes full text back to Miniflux entry so reader shows it inline.