Replace Ollama/llama3 with spacy-llm + Qwen3-1.7B (Pipeline B + Explainer), archive REBEL (F1=0.038), fix TCS n_claims=0 score, add ISOT/RAGuard eval scripts, update start.sh and requirements

RSS feeds updated + Reference KG 517->1161 facts + entity_label fix + Neo4j reconnect

Testes + refactor

Wikidata inverse, Neo4j cache decoupled, auto-title, cross-article button, batch checkboxes, threshold 0.55

Manual benchmark 5 articles + run_benchmark.py with Precision/Recall/F1