Observability & Audit

Enable Prometheus metrics and audit trail:

const db = await AingDB.open({
  path: './app.adb',
  encryption: { enabled: false, algorithm: 'aes-256-gcm', kdf: 'scrypt' },
  audit: { enabled: true, file: './app.audit.log' },
  observability: { prometheus: { enabled: true, port: 9100 } }
})