Feat: Data Model Added

lib/models/contact.dart

@@ -0,0 +1,48 @@
+class Contact {
+  int? id;
+  String name;
+  String? phone;
+  String? email;
+  String? address;
+  String? company;
+  String? notes;
+
+  Contact({
+    this.id,
+    required this.name,
+    this.phone,
+    this.email,
+    this.address,
+    this.company,
+    this.notes,
+  });
+
+  Map<String, dynamic> toMap() {
+    return {
+      'id': id,
+      'name': name,
+      'phone': phone,
+      'email': email,
+      'address': address,
+      'company': company,
+      'notes': notes,
+    };
+  }
+
+  factory Contact.fromMap(Map<String, dynamic> map) {
+    return Contact(
+      id: map['id'],
+      name: map['name'],
+      phone: map['phone'],
+      email: map['email'],
+      address: map['address'],
+      company: map['company'],
+      notes: map['notes'],
+    );
+  }
+
+  @override
+  String toString() {
+    return 'Contact{id: $id, name: $name, phone: $phone, email: $email, address: $address, company: $company, notes: $notes}';
+  }
+}