add: check ip ban endpoint

crates/shared/src/markdown.rs

@@ -31,9 +31,8 @@ pub fn clean_html(html: String, allowed_attributes: HashSet<&str>) -> String {
         .rm_tags(&["script", "style", "link", "canvas"])
         .add_tag_attributes("a", &["href", "target"])
         .add_url_schemes(&["atto"])
-        .clean(&html)
+        .clean(&html.replace("<video ", "<video controls "))
         .to_string()
-        .replace("<video loading=", "<video controls loading=")
 }
 
 /// Render markdown input into HTML