no need to check for ext before redirect

src/main.rs

@@ -168,7 +168,6 @@ async fn render(
 
     // Redirect to ".md" version if requested path matches a .md file without the extension
     if !full_path.exists()
-        && full_path.extension().is_none()
         && Path::new(&format!("{}.md", full_path.to_str().unwrap())).exists()
     {
         return Ok(HttpResponse::Found()