sistemato assets, finito creazione company, inizio lavoro store

lib/features/company/models/company_model.dart

@@ -2,7 +2,7 @@ import 'package:equatable/equatable.dart';
 
 class CompanyModel extends Equatable {
   final String id;
-  final DateTime createdAt;
+  final DateTime? createdAt;
   final String userId;
   final String ragioneSociale;
   final String indirizzo;
@@ -17,8 +17,8 @@ class CompanyModel extends Equatable {
   final String companyLogo;
 
   const CompanyModel({
-    required this.id,
-    required this.createdAt,
+    this.id = '',
+    this.createdAt,
     required this.userId,
     required this.ragioneSociale,
     required this.indirizzo,
@@ -28,7 +28,7 @@ class CompanyModel extends Equatable {
     required this.partitaIva,
     required this.codiceFiscale,
     required this.codiceUnivoco,
-    required this.isPaid,
+    this.isPaid = false,
     this.paymentExpiration,
     this.companyLogo = '',
   });