feat: add update status to step status

prisma/migrations/20250814060937_add_updated_at_to_work_step/migration.sql

@@ -0,0 +1,2 @@
+-- AlterTable
+ALTER TABLE "RequestWorkStepStatus" ADD COLUMN     "updatedAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP;

prisma/schema.prisma

@@ -1612,6 +1612,7 @@ model RequestWork {
 model RequestWorkStepStatus {
   step       Int
   workStatus RequestWorkStatus @default(Pending)
+  updatedAt  DateTime          @default(now()) @updatedAt
 
   requestWork   RequestWork @relation(fields: [requestWorkId], references: [id], onDelete: Cascade)
   requestWorkId String