SalesOrderShipment (#697)

* Add detail widget for SalesOrderShipment

* Support editing of shipment details

* Rearrange SalesOrderDetail page

* Add support for attachments against shipment model

* refactoring

* Add shipment details page

* Add user actions for shipments:

- Check / uncheck
- Take photo

* Placeholder action to send shipment

* Send shipment from app

* Display pending shipments on the home screen

* Improve rending for shipments list

* Add class definition for SalesOrderAllocation

* Display list of items allocated against SalesOrderShipment

* Bump release notse

* Click through to stock item

* Bump version number

* dart format

* cleanup

* Remove unused imports

lib/widget/order/so_allocation_list.dart

@@ -0,0 +1,69 @@
+import "package:flutter/material.dart";
+import "package:inventree/api.dart";
+import "package:inventree/inventree/model.dart";
+import "package:inventree/inventree/part.dart";
+import "package:inventree/inventree/sales_order.dart";
+import "package:inventree/inventree/stock.dart";
+import "package:inventree/l10.dart";
+import "package:inventree/widget/link_icon.dart";
+import "package:inventree/widget/paginator.dart";
+
+class PaginatedSOAllocationList extends PaginatedSearchWidget {
+  const PaginatedSOAllocationList(Map<String, String> filters)
+    : super(filters: filters);
+
+  @override
+  String get searchTitle => L10().allocatedStock;
+
+  @override
+  _PaginatedSOAllocationListState createState() =>
+      _PaginatedSOAllocationListState();
+}
+
+class _PaginatedSOAllocationListState
+    extends PaginatedSearchState<PaginatedSOAllocationList> {
+  _PaginatedSOAllocationListState() : super();
+
+  @override
+  String get prefix => "so_allocation_";
+
+  @override
+  Map<String, String> get orderingOptions => {};
+
+  @override
+  Map<String, Map<String, dynamic>> get filterOptions => {};
+
+  @override
+  Future<InvenTreePageResponse?> requestPage(
+    int limit,
+    int offset,
+    Map<String, String> params,
+  ) async {
+    final page = await InvenTreeSalesOrderAllocation().listPaginated(
+      limit,
+      offset,
+      filters: params,
+    );
+
+    return page;
+  }
+
+  @override
+  Widget buildItem(BuildContext context, InvenTreeModel model) {
+    InvenTreeSalesOrderAllocation allocation =
+        model as InvenTreeSalesOrderAllocation;
+
+    InvenTreePart? part = allocation.part;
+    InvenTreeStockItem? stockItem = allocation.stockItem;
+
+    return ListTile(
+      title: Text(part?.fullname ?? ""),
+      subtitle: Text(part?.description ?? ""),
+      onTap: () async {
+        stockItem?.goToDetailPage(context);
+      },
+      leading: InvenTreeAPI().getThumbnail(allocation.part?.thumbnail ?? ""),
+      trailing: LargeText(stockItem?.serialOrQuantityDisplay() ?? ""),
+    );
+  }
+}