feat: update task relation

prisma/schema.prisma

@@ -1428,8 +1428,6 @@ enum RequestWorkStatus {
   Validate
   Ended
   Completed
-
-  Redo
   Canceled
 }
 
@@ -1470,13 +1468,12 @@ model RequestWorkStepStatus {
   responsibleUserId    String?
   responsibleUser      User?    @relation(fields: [responsibleUserId], references: [id])
 
-  taskOrder   TaskOrder? @relation(fields: [taskOrderId], references: [id], onDelete: SetNull)
-  taskOrderId String?
+  task Task[]
 
   @@id([step, requestWorkId])
 }
 
-enum TaskStatus {
+enum TaskOrderStatus {
   Pending
   InProgress
   Validate
@@ -1484,14 +1481,36 @@ enum TaskStatus {
   Canceled
 }
 
+enum TaskStatus {
+  Pending
+  InProgress
+  Validate
+  Complete
+  Redo
+  Canceled
+}
+
+model Task {
+  id String @id @default(cuid())
+
+  taskStatus TaskStatus @default(Pending)
+
+  step            Int
+  requestWorkId   String
+  requestWorkStep RequestWorkStepStatus @relation(fields: [step, requestWorkId], references: [step, requestWorkId])
+
+  taskOrder   TaskOrder @relation(fields: [taskOrderId], references: [id])
+  taskOrderId String
+}
+
 model TaskOrder {
   id String @id @default(cuid())
 
   code String
 
-  taskName   String
-  taskStatus TaskStatus              @default(Pending)
-  taskList   RequestWorkStepStatus[]
+  taskName        String
+  taskOrderStatus TaskOrderStatus @default(Pending)
+  taskList        Task[]
 
   contactName String
   contactTel  String