// This is your Prisma schema file,
// learn more about it in the docs: https://pris.ly/d/prisma-schema

generator client {
  provider = "prisma-client-js"
}

datasource db {
  provider = "postgresql"
  url      = env("DATABASE_URL")
}

/// The Main Ledger stores immutable financial or event entries.
model MainLedger {
  id          Int      @id @default(autoincrement())
  createdAt   DateTime @default(now())
  updatedAt   DateTime @updatedAt
  reference   String   @db.VarChar(128)
  amount      Decimal  @db.Decimal(18, 6)
  currency    String   @db.VarChar(16)
  description String?
  metadata    Json?

  @@index([reference])
}

/// The Registry holds key→value configuration and descriptors.
model Registry {
  id          Int      @id @default(autoincrement())
  createdAt   DateTime @default(now())
  updatedAt   DateTime @updatedAt
  key         String   @unique @db.VarChar(128)
  value       Json
  description String?
}