fix: mentions parser escapes, emoji parser escapes

crates/app/src/main.rs

@@ -25,10 +25,10 @@ pub(crate) type State = Arc<RwLock<(DataManager, Tera, Client)>>;
 
 fn render_markdown(value: &Value, _: &HashMap<String, Value>) -> tera::Result<Value> {
     Ok(
-        CustomEmoji::replace(&tetratto_shared::markdown::render_markdown(
-            value.as_str().unwrap(),
-        ))
-        .into(),
+        tetratto_shared::markdown::render_markdown(&CustomEmoji::replace(value.as_str().unwrap()))
+            .replace("\\@", "@")
+            .replace("%5C@", "@")
+            .into(),
     )
 }