Profile update tests

src/routes/posts.rs

@@ -158,7 +158,10 @@ pub async fn update_post(
             ))
             .into_response())
         }
-        _ => Ok(HtmlTemplate(ErrorTemplate::Forbidden).into_response()),
+        _ => Ok(HtmlTemplate(MessageTemplate::error(
+            "You are not authorized. Only the author can edit his post.".into(),
+        ))
+        .into_response()),
     }
 }