EnakPoint & EnakCoin wallet, PIN, outlet, order, community, reward

- Wallet EnakPoint & EnakCoin: beranda, riwayat, saldo kedaluwarsa, kode
  bayar, tukar EnakCoin, transfer
- PIN (buat, ganti, lupa), outlet, riwayat order, game spin
- Halaman community, webview, coming soon, dan ikon menu beranda baru
- Redesign Reward Saya: kartu tiket, filter chip, detail kode + QR
- Hapus customer point loader, menu, dan checkout lama
- Base URL ke enaklo-pos-api.altru.id

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

lib/domain/wallet/repositories/i_pin_repository.dart

@@ -0,0 +1,30 @@
+part of '../wallet.dart';
+
+abstract class IPinRepository {
+  Future<Either<WalletFailure, PinStatus>> getStatus();
+
+  /// Mengirim OTP ke WhatsApp customer.
+  Future<Either<WalletFailure, PinOtp>> requestOtp(PinOtpPurpose purpose);
+
+  Future<Either<WalletFailure, PinStatus>> setup({
+    required String otpToken,
+    required String otpCode,
+    required String pin,
+    required String confirmPin,
+  });
+
+  Future<Either<WalletFailure, Unit>> change({
+    required String oldPin,
+    required String pin,
+    required String confirmPin,
+  });
+
+  /// Reset juga membuka PIN yang terkunci; setelahnya transfer keluar ditahan
+  /// 24 jam.
+  Future<Either<WalletFailure, Unit>> reset({
+    required String otpToken,
+    required String otpCode,
+    required String pin,
+    required String confirmPin,
+  });
+}