feat: bill of payment for a group of deals

templates/documents/bill-of-payment.html

@@ -53,7 +53,7 @@
                 </tfoot>
                 </thead>
                 <tbody>
-                {% for product in products %}
+                {% for product in products.values() %}
                     <tr>
                         <td>{{ product.article }}</td>
                         {% if is_size_needed %}
@@ -78,7 +78,7 @@
                 </tfoot>
                 </thead>
                 <tbody>
-                {% for service in services %}
+                {% for service in services.values() %}
                     <tr>
                         <td>{{ service.name }}</td>
                         <td>{{ '{:,}'.format(service.quantity) }} шт.</td>