feature #4: create function for article

implement generate_version_number()

resources/functions/citizen/find_citizen_by_user_id.sql

@@ -7,7 +7,7 @@ begin
     from (
         select
             z.*,
-            find_user_by_id(z.user_id)
+            find_user_by_id(z.user_id) as "user"
         from citizen as z
         where z.user_id = _user_id
     ) as t;