product formulas management views

counter/views/mixins.py

@@ -100,6 +100,11 @@ class CounterAdminTabsMixin(TabedViewMixin):
             "slug": "products",
             "name": _("Products"),
         },
+        {
+            "url": reverse_lazy("counter:product_formula_list"),
+            "slug": "formulas",
+            "name": _("Formulas"),
+        },
         {
             "url": reverse_lazy("counter:product_type_list"),
             "slug": "product_types",