Migrate architecture to PostgreSQL for Swarm HA

prisma/schema.prisma

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+// 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")
+}
+
+model User {
+  id                  Int           @id @default(autoincrement())
+  username            String?       @unique
+  email               String        @unique
+  password            String
+  name                String
+  role                String        @default("user") // "user", "approver", "super_admin"
+  failedLoginAttempts Int           @default(0)
+  lockoutUntil        DateTime?
+  requests            Request[]
+  approvals           ApprovalLog[]
+  activityLogs        ActivityLog[]
+  categories          Category[]
+  createdAt           DateTime      @default(now())
+  updatedAt           DateTime      @updatedAt
+}
+
+model SystemSettings {
+  id                Int      @id @default(1)
+  telegramBotToken  String?
+  telegramChatId    String?
+  isTelegramEnabled Boolean  @default(false)
+
+  // Email Config
+  isEmailEnabled    Boolean  @default(false)
+  smtpHost          String?
+  smtpPort          Int?
+  smtpUser          String?
+  smtpPass          String?
+  targetEmail       String?  // Comma separated for multiple
+
+  updatedAt         DateTime @updatedAt
+}
+
+model Category {
+  id        Int      @id @default(autoincrement())
+  name      String   @unique
+  users     User[]
+  items     Item[]
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
+}
+
+model Item {
+  id            Int       @id @default(autoincrement())
+  name          String    @unique
+  totalQuantity Int       @default(0)
+  borrowedQty   Int       @default(0)
+  trialQty      Int       @default(0)
+  billedQty     Int       @default(0)
+  availableQty  Int       @default(0)
+  damagedQty    Int       @default(0)
+  soldQty       Int       @default(0)
+  categoryId    Int?
+  category      Category? @relation(fields: [categoryId], references: [id])
+  requests      Request[]
+  createdAt     DateTime  @default(now())
+  updatedAt     DateTime  @updatedAt
+}
+
+model Request {
+  id           Int           @id @default(autoincrement())
+  userId       Int
+  itemId       Int
+  quantity     Int           @default(1)
+  purpose      String
+  company      String
+  address      String
+  requestDate  DateTime      @default(now())
+  status       String        @default("pending") // "pending", "approved_1", "approved_2", "rejected"
+  type         String        @default("borrow") // "borrow", "trial", "billed", "purchase", "return_borrow", "return_trial", "return_billed"
+  notes        String?
+  serialNumber String?
+  user         User          @relation(fields: [userId], references: [id])
+  item         Item          @relation(fields: [itemId], references: [id])
+  approvalLogs ApprovalLog[]
+  createdAt    DateTime      @default(now())
+  updatedAt    DateTime      @updatedAt
+}
+
+model ApprovalLog {
+  id           Int      @id @default(autoincrement())
+  requestId    Int
+  approverId   Int
+  approvalStep Int // 1 or 2
+  status       String // "approved", "rejected"
+  request      Request  @relation(fields: [requestId], references: [id])
+  approver     User     @relation(fields: [approverId], references: [id])
+  createdAt    DateTime @default(now())
+}
+
+model ActivityLog {
+  id        Int      @id @default(autoincrement())
+  userId    Int
+  user      User     @relation(fields: [userId], references: [id])
+  action    String
+  details   String
+  type      String // "request", "approval", "admin_item", "admin_user"
+  createdAt DateTime @default(now())
+}