feature #7: Add routes for comment article

src/main/resources/sql/functions/comment/edit_comment.sql

@@ -1,20 +1,17 @@
-create or replace function edit_comment(reference regclass, id uuid, content text) returns void
+create or replace function edit_comment(reference regclass, _id uuid, _content text) returns void
     language plpgsql as
 $$
-declare
-    _id alias for id;
-    _content alias for content;
 begin
     if reference = 'article'::regclass then
         update comment_on_article c set
-            content = _content
+            "content" = _content
         where c.id = _id;
     elseif reference = 'constitution'::regclass then
         update comment_on_constitution c set
-            content = _content
+            "content" = _content
         where c.id = _id;
     end if;
 end;
 $$;
 
--- drop function if exists edit_comment(regclass, uuid, uuid, text, uuid);
+-- drop function if exists edit_comment(regclass, uuid, text);

src/main/resources/sql/functions/comment/find_comment_by_id.sql

@@ -9,7 +9,9 @@ begin
     from (
         select
             com.*,
-            json_build_object('id', com.target_id) as target,
+--             TODO use generic object, not article
+--             json_build_object('id', com.target_id) as target,
+            find_article_by_id(com.target_id) as target,
             find_citizen_by_id(com.created_by_id) as created_by
         from "comment" as com
         where id = _id