Correct product key field

lib/data/models/document_model.dart

@@ -53,21 +53,6 @@ class DocumentFields {
 abstract class DocumentEntity extends Object
     with BaseEntity, SelectableEntity
     implements Built<DocumentEntity, DocumentEntityBuilder> {
-  static const ALLOWED_EXTENSIONS = [
-    'png',
-    'svg',
-    'jpeg',
-    'gif',
-    'jpg',
-    'bmp',
-    'txt',
-    'doc',
-    'docx',
-    'xls',
-    'xlsx',
-    'pdf',
-  ];
-
   factory DocumentEntity({String id}) {
     return _$DocumentEntity._(
       id: id ?? BaseEntity.nextId,
@@ -92,6 +77,21 @@ abstract class DocumentEntity extends Object
 
   DocumentEntity._();
 
+  static const ALLOWED_EXTENSIONS = [
+    'png',
+    'svg',
+    'jpeg',
+    'gif',
+    'jpg',
+    'bmp',
+    'txt',
+    'doc',
+    'docx',
+    'xls',
+    'xlsx',
+    'pdf',
+  ];
+
   @override
   @memoized
   int get hashCode;

lib/data/models/invoice_model.dart

@@ -1022,7 +1022,7 @@ abstract class InvoiceEntity extends Object
 }
 
 class ProductItemFields {
-  static const String productKey = 'product_key';
+  static const String item = 'item';
   static const String description = 'description';
   static const String unitCost = 'unit_cost';
   static const String tax = 'tax';

lib/ui/settings/account_management.dart

@@ -230,7 +230,7 @@ class _AccountOverview extends StatelessWidget {
           ),
         ),
         Padding(
-          padding: const EdgeInsets.symmetric(vertical: 16, horizontal: 16),
+          padding: const EdgeInsets.only(top: 16, right: 16, left: 16),
           child: ListDivider(),
         ),
         Padding(
@@ -282,7 +282,7 @@ class _AccountOverview extends StatelessWidget {
               ),
             ])),
         Padding(
-          padding: const EdgeInsets.symmetric(vertical: 16, horizontal: 16),
+          padding: const EdgeInsets.only(top: 16, right: 16, left: 16),
           child: ListDivider(),
         ),
         Padding(

lib/ui/settings/invoice_design.dart

@@ -522,7 +522,7 @@ class _InvoiceDesignState extends State<InvoiceDesign>
           FormCard(
             child: MultiSelectList(
               options: [
-                ProductItemFields.productKey,
+                ProductItemFields.item,
                 ProductItemFields.description,
                 ProductItemFields.quantity,
                 ProductItemFields.unitCost,
@@ -535,7 +535,7 @@ class _InvoiceDesignState extends State<InvoiceDesign>
                 ProductItemFields.custom4,
               ].map((field) => '\$product.$field').toList(),
               defaultSelected: [
-                ProductItemFields.productKey,
+                ProductItemFields.item,
                 ProductItemFields.description,
                 ProductItemFields.unitCost,
                 ProductItemFields.quantity,