Add a CN attribute to pratic attributes

src/authentic2_pratic/attribute_backend.py

@@ -20,6 +20,7 @@ def get_attribute_names(instance, ctx):
         if field.name == 'user_ptr':
             continue
         yield 'pratic_' + field.name, field.verbose_name
+    yield 'pratic_cn', 'Nom complet'
 
 def get_dependencies(instance, ctx):
     return ('user',)
@@ -33,4 +34,5 @@ def get_attributes(instance, ctx):
         if field.name == 'user_ptr':
             continue
         ctx['pratic_' + field.name] = getattr(user, field.name)
+    ctx['pratic_cn'] = user.first_name + ' ' + user.last_name
     return ctx