Add RUT registration & Validation, bulk aprove

backend/prisma/schema.prisma

@@ -14,6 +14,19 @@ model User {
   password String
   role     String   @default("USER") // ADMIN, USER
   plates   Plate[]
+  people   Person[]
+}
+
+model Person {
+  id        Int      @id @default(autoincrement())
+  rut       String   @unique
+  name      String
+  status    String   @default("PENDING") // PENDING, APPROVED, DENIED
+  startDate DateTime
+  endDate   DateTime
+  createdAt DateTime @default(now())
+  addedBy   User?    @relation(fields: [addedById], references: [id])
+  addedById Int?
 }
 
 model Plate {