feat: make server own products

lib/l10n/app_localizations_en.dart

@@ -20,6 +20,10 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get addProduct => 'Add product';
 
+  @override
+  String get productsManagedOnWebsite =>
+      'Products are managed on the website. Here you can change the stock and the picture.';
+
   @override
   String get noProductsYet => 'No products yet.';
 
@@ -846,6 +850,20 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get remoteActivityHistory => 'Recent remote activity';
 
+  @override
+  String get offline => 'Offline';
+
+  @override
+  String get offlineDescription =>
+      'No connection to the server. The tablet keeps working: everything is sent as soon as the connection is back.';
+
+  @override
+  String get syncProblem => 'Sync problem';
+
+  @override
+  String get syncProblemDescription =>
+      'Changes from the website don\'t reach this tablet. Error:';
+
   @override
   String get syncNow => 'Sync now';