it_manager: автоинв. № EAN-13 и фиксация мм в печати шаблона.

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/it_manager/tests.py

@@ -441,6 +441,9 @@ class ItManagerEquipmentTests(TestCase):
         self.assertContains(r, 'INV-LBL-1')
         self.assertContains(r, 'data:image/png;base64,')
         self.assertContains(r, ean)
+        # позиции в CSS с точкой (не запятой локали)
+        self.assertContains(r, 'left:')
+        self.assertRegex(r.content.decode('utf-8'), r'left:\d+\.\d+mm')
 
         r_qr = self.client.get(f'/it-manager/equipment/labels/?ids={eq.pk}&codes=qr')
         self.assertEqual(r_qr.status_code, 200)
@@ -457,6 +460,19 @@ class ItManagerEquipmentTests(TestCase):
         serials = [e.serial_number for e in r2.context['equipment_page']]
         self.assertIn('LBL-SN-1', serials)
 
+    def test_auto_inventory_on_bulk_create(self):
+        from apps.it_manager.equipment_labels import suggested_inventory_number
+
+        model = make_equipment_model()
+        r = self.client.post('/it-manager/equipment/bulk-create/', {
+            'equipment_model_id': str(model.pk),
+            'serial_numbers': 'SN-AUTO-INV-1',
+            'auto_inventory': '1',
+        }, HTTP_HX_REQUEST='true')
+        self.assertEqual(r.status_code, 200)
+        eq = Equipment.objects.get(serial_number='SN-AUTO-INV-1')
+        self.assertEqual(eq.inventory_number, suggested_inventory_number(eq.pk))
+
     def test_label_template_editor(self):
         import json