Kontaktok listázási hibájának javítása, csv export

lib/models/contact.dart

@@ -6,6 +6,8 @@
 /// tábla dönti el. Az uuid szerveroldali (gen_random_uuid()).
 class Contact {
   final String? id; // uuid — új rekordnál null, a szerver adja
+  final String
+      projectId; // az AKTUÁLIS projekt uuid-ja (terepi_seged_projects.id)
   final String name;
   final String address;
   final String phone;
@@ -16,6 +18,7 @@ class Contact {
 
   const Contact({
     this.id,
+    required this.projectId,
     required this.name,
     this.address = '',
     this.phone = '',
@@ -34,6 +37,7 @@ class Contact {
   }) =>
       Contact(
         id: id,
+        projectId: projectId,
         name: name ?? this.name,
         address: address ?? this.address,
         phone: phone ?? this.phone,
@@ -48,6 +52,7 @@ class Contact {
   /// sosem a kliens állítja.
   Map<String, dynamic> toWriteMap() => {
         if (id != null) 'id': id,
+        'project_id': projectId,
         'name': name.trim(),
         'address': address.trim(),
         'phone': phone.trim(),
@@ -57,6 +62,7 @@ class Contact {
 
   factory Contact.fromMap(Map<String, dynamic> m) => Contact(
         id: m['id'] as String?,
+        projectId: m['project_id'] as String,
         name: (m['name'] as String?) ?? '',
         address: (m['address'] as String?) ?? '',
         phone: (m['phone'] as String?) ?? '',