Expand description
PostgreSQL provider — database schema introspection via psql.
Extracts table/column definitions from information_schema to make
database structure available as context. Uses psql CLI to avoid
adding a native PG driver dependency.
Configuration via environment variables:
DATABASE_URL: Full connection string (e.g., “postgres://user:pass@host/db”)- Or individual:
PGHOST,PGPORT,PGDATABASE,PGUSER,PGPASSWORD