Track person import source and previous names; add source report and edit UX.

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

apps/api/prisma/schema.prisma

@@ -433,6 +433,13 @@ model Person {
   company        Company?     @relation(fields: [companyId], references: [id], onDelete: SetNull)
   firstName      String
   lastName       String
+  /// نام قبل از همگام‌سازی مبدأ (مثلاً ته‌حساب)
+  previousFirstName String?
+  previousLastName  String?
+  /// منبع ورود: manual | tahesab | didar | excel | phone | lead_form | other
+  importSource   String       @default("manual")
+  /// شناسه در مبدأ (کد دیدار، کد مشتری ته‌حساب، …)
+  sourceRef      String?
   email          String?
   phone          String?
   mobile         String?
@@ -478,6 +485,8 @@ model Person {
   @@index([organizationId, email])
   @@index([organizationId, mobile])
   @@index([organizationId, lastName, firstName])
+  @@index([organizationId, importSource])
+  @@index([organizationId, sourceRef])
   @@index([organizationId, loyaltyPoints])
   @@index([companyId])
   @@index([ownerId])