feat: consolidate backend and docker-compose setup

lib/models/document_model.dart

@@ -0,0 +1,84 @@
+class DocumentModel {
+  final String id;
+  final String tanggal;
+  final String noPo;
+  final String noSo;
+  final String noDo;
+  final String kepadaYth;
+  final String orderUntuk;
+  final String alamat;
+  final String platTruk;
+  final String namaDriver;
+  final String namaPenerima;
+  final double? latitude;
+  final double? longitude;
+  final List<DocumentItem> items;
+  final DateTime createdAt;
+
+  DocumentModel({
+    required this.id,
+    required this.tanggal,
+    required this.noPo,
+    required this.noSo,
+    required this.noDo,
+    required this.kepadaYth,
+    required this.orderUntuk,
+    required this.alamat,
+    required this.platTruk,
+    required this.namaDriver,
+    required this.namaPenerima,
+    this.latitude,
+    this.longitude,
+    required this.items,
+    required this.createdAt,
+  });
+
+  factory DocumentModel.fromJson(Map<String, dynamic> json) {
+    var header = json['header'] ?? {};
+    var shipment = json['shipment'] ?? {};
+    var itemsList = json['items'] as List? ?? [];
+
+    return DocumentModel(
+      id: json['id'] ?? DateTime.now().millisecondsSinceEpoch.toString(),
+      tanggal: header['tanggal']?.toString() ?? '',
+      noPo: header['no_po']?.toString() ?? '',
+      noSo: header['no_so']?.toString() ?? '',
+      noDo: header['no_do']?.toString() ?? '',
+      kepadaYth: shipment['kepada_yth']?.toString() ?? '',
+      orderUntuk: shipment['order_untuk']?.toString() ?? '',
+      alamat: shipment['alamat']?.toString() ?? '',
+      platTruk: shipment['plat_truk']?.toString() ?? '',
+      namaDriver: json['nama_driver']?.toString() ?? shipment['nama_driver']?.toString() ?? '',
+      namaPenerima: json['nama_penerima']?.toString() ?? shipment['nama_penerima']?.toString() ?? '',
+      latitude: json['latitude'] != null ? double.tryParse(json['latitude'].toString()) : null,
+      longitude: json['longitude'] != null ? double.tryParse(json['longitude'].toString()) : null,
+      items: itemsList.map((e) => DocumentItem.fromJson(Map<String, dynamic>.from(e))).toList(),
+      createdAt: json['created_at'] != null 
+          ? DateTime.parse(json['created_at'].toString()) 
+          : (json['createdAt'] != null ? DateTime.parse(json['createdAt'].toString()) : DateTime.now()),
+    );
+  }
+}
+
+class DocumentItem {
+  final String nomorSku;
+  final String namaBarang;
+  final String banyak;
+  final String jumlah;
+
+  DocumentItem({
+    required this.nomorSku,
+    required this.namaBarang,
+    required this.banyak,
+    required this.jumlah,
+  });
+
+  factory DocumentItem.fromJson(Map<String, dynamic> json) {
+    return DocumentItem(
+      nomorSku: json['nomor_sku']?.toString() ?? '',
+      namaBarang: json['nama_barang']?.toString() ?? '',
+      banyak: json['banyak']?.toString() ?? '',
+      jumlah: json['jumlah']?.toString() ?? '',
+    );
+  }
+}