feat: add task product record

prisma/schema.prisma

@@ -1121,6 +1121,7 @@ model Product {
 
   workProduct                 WorkProduct[]
   quotationProductServiceList QuotationProductServiceList[]
+  taskProduct                 TaskProduct[]
 
   createdAt       DateTime @default(now())
   createdBy       User?    @relation(name: "ProductCreatedByUser", fields: [createdByUserId], references: [id], onDelete: SetNull)
@@ -1519,6 +1520,16 @@ model Task {
   taskOrderId String
 }
 
+model TaskProduct {
+  taskOrderId String
+  taskOrder   TaskOrder @relation(fields: [taskOrderId], references: [id])
+  productId   String
+  product     Product   @relation(fields: [productId], references: [id])
+  discount    Float?
+
+  @@id([taskOrderId, productId])
+}
+
 model TaskOrder {
   id String @id @default(cuid())
 
@@ -1541,7 +1552,8 @@ model TaskOrder {
   createdBy       User     @relation(name: "TaskOrderCreatedByUser", fields: [createdByUserId], references: [id])
   createdByUserId String
 
-  userTask UserTask[]
+  userTask    UserTask[]
+  taskProduct TaskProduct[]
 }
 
 enum UserTaskStatus {