{"service":"trellis-api","trellis":"aviation","version":"0.1.0","endpoints":{"GET /health":"liveness","GET /ontology":"node & edge types for this trellis","POST /ask":"{question, model?, history?} → reasoning answer + steps","POST /sql":"{query} → read-only SQL rows","POST /cypher":"{query} → read-only Cypher rows","POST /vector_search":"{query, k?, table?} → semantic search"}}