Cross-dataset entity correlation for GopherHole agents.
Resolves companies, people, and institutions across RFPs, patents, trials, and SEC filings.
POST /api/entities/resolve
POST /api/entities/resolve/batch
POST /api/entities/relationship
GET /api/entities/search?q=pfizer
GET /api/entities/:id
GET /api/entities/stats
GET /api/entities/review