show last digits in helper names

shiftregister/team/forms.py

@@ -6,8 +6,12 @@ class EmptyForm(forms.Form):
     pass
 
 
+class NameField(forms.ModelChoiceField):
+    def label_from_instance(self, user):
+        return f"{user.name} ({(str(user.phone))[-3:]})"
+
 class HelperShift(forms.Form):
-    helper = forms.ModelChoiceField(
+    helper = NameField(
         label="Helfer*in", queryset=Helper.objects.order_by("name")
     )