fix(B-05 step3, NEW-1): add load_affidavits() to GraphLoader; modern fulltext in setup_schema()

fix(BUG-30): increase SHA-256 ID truncation 20->32 chars (80->128-bit collision resistance)

fix(api+graph+pipeline): M-04+M-05+M-08+M-09 -- misc medium fixes

fix(encoding): strip non-ASCII chars from pipeline.py and loader.py

fix(loader): BUG-2/3/17/19/21 — 7 new loaders, fulltext, kwargs, SHA-256

fix(BUG-17): DIRECTOR_OF links match canonical node IDs via toLower name lookup

fix(loader): GeM amount_inr fallback + schema session bug

fix(data): schema session bug and seed data field mismatches

fix(search+multilingual+sources): global search, fulltext index, sources API

fix(graph): remove bolt://localhost fallback URI in loader

feat(graph): add GraphLoader - loads all scraped data into Neo4j