Rebuild order flow: settle after pricing, notifications, and invoice expiry.

Hide prices until admin sends the invoice, enforce status transitions, add customer/admin SMS+in-app notifications, schedule cash invoice reminders, and ship updated dist/prisma-client/deploy-bundle for git-pull deploys.

Co-authored-by: Cursor <cursoragent@cursor.com>

prisma/schema.prisma

@@ -94,7 +94,8 @@ model Company {
   logoUrl                   String?
   isActive                  Boolean  @default(true)
   displayOrder              Int      @default(0)
-  maxMeteragePerInvoice     Int      @default(5000)
+  /// خالی یعنی از تنظیمات سیستم ارث می‌برد
+  maxMeteragePerInvoice     Int?
   cashInvoiceValidityHours  Int      @default(8)
   cashInvoiceValidUntilHour Int?
   createdAt                 DateTime @default(now())
@@ -183,9 +184,10 @@ model Customer {
   createdAt    DateTime     @default(now())
   updatedAt    DateTime     @updatedAt
 
-  company  Company? @relation(fields: [companyId], references: [id], onDelete: SetNull)
-  carts    Cart[]
-  orders   Order[]
+  company       Company?               @relation(fields: [companyId], references: [id], onDelete: SetNull)
+  carts         Cart[]
+  orders        Order[]
+  notifications CustomerNotification[]
 
   @@index([companyId])
 }
@@ -258,7 +260,8 @@ model Order {
   userId               String
   companyId            String
   companyName          String
-  settlementType       SettlementType
+  // روش تسویه بعد از قیمت‌گذاری ادمین توسط مشتری انتخاب می‌شود
+  settlementType       SettlementType?
   checkMode            CheckRegistrationMode?
   status               OrderStatus            @default(awaiting_review)
   totalMeterage        Float                  @default(0)
@@ -270,21 +273,25 @@ model Order {
   checkRassDays        Int?
   checkRassDate        DateTime?
   cashInvoiceExpiresAt DateTime?
+  /// زمان ارسال یادآوری پایان مهلت پرداخت تا دوباره ارسال نشود
+  cashReminderSentAt   DateTime?
   createdAt            DateTime               @default(now())
   updatedAt            DateTime               @updatedAt
 
-  user           Customer             @relation(fields: [userId], references: [id], onDelete: Restrict)
-  company        Company              @relation(fields: [companyId], references: [id], onDelete: Restrict)
+  user           Customer               @relation(fields: [userId], references: [id], onDelete: Restrict)
+  company        Company                @relation(fields: [companyId], references: [id], onDelete: Restrict)
   items          OrderItem[]
   checks         Check[]
   cashReceipt    CashPaymentReceipt?
   shipment       Shipment?
   statusHistory  OrderStatusHistory[]
+  notifications  CustomerNotification[]
 
   @@index([userId])
   @@index([companyId])
   @@index([status])
   @@index([createdAt])
+  @@index([status, cashInvoiceExpiresAt])
 }
 
 model OrderItem {
@@ -393,6 +400,7 @@ model SystemSettings {
   defaultSettlementCheck Boolean  @default(true)
   defaultSettlementCash  Boolean  @default(true)
   smsOrderRegistered     Boolean  @default(true)
+  smsPricingReady        Boolean  @default(true)
   smsPaymentReminder     Boolean  @default(true)
   smsCheckReview         Boolean  @default(true)
   smsShippingUpdate      Boolean  @default(true)
@@ -411,6 +419,26 @@ model AdminNotification {
   sentAt    DateTime          @default(now())
 }
 
+model CustomerNotification {
+  id         String            @id @default(cuid())
+  customerId String
+  orderId    String?
+  event      String
+  title      String
+  body       String
+  tone       NotificationTone? @default(info)
+  link       String?
+  isRead     Boolean           @default(false)
+  smsSent    Boolean           @default(false)
+  sentAt     DateTime          @default(now())
+
+  customer Customer @relation(fields: [customerId], references: [id], onDelete: Cascade)
+  order    Order?   @relation(fields: [orderId], references: [id], onDelete: SetNull)
+
+  @@index([customerId, isRead])
+  @@index([sentAt])
+}
+
 model InternalMessage {
   id         String   @id @default(cuid())
   senderName String