model AuditLog {
  id        String   @id @default(cuid())
  timestamp DateTime @default(now())
  action    String
  entity    String?
  entityId  String?
  message   String?
  metadata  Json?
  ip        String?
  userAgent String?

  userId String?
  user   User?   @relation(fields: [userId], references: [id], onDelete: SetNull)

  organizationId String?
  organization   Organization? @relation(fields: [organizationId], references: [id], onDelete: SetNull)

  @@index([organizationId, timestamp(sort: Desc)])
  @@index([userId, timestamp(sort: Desc)])
  @@index([action, timestamp(sort: Desc)])
  @@map("audit_logs")
}