add: user grants

TODO: add grant creation api, grant tab in sessions tab of settings, grant api endpoints

crates/app/src/assets.rs

@@ -198,10 +198,11 @@ pub(crate) async fn replace_in_html(
     let mut input = if !lisp {
         input.to_string()
     } else {
+        let parsed = bberry::parse(input);
         if let Some(plugins) = plugins {
-            bberry::parse(input).render(plugins)
+            parsed.render(plugins)
         } else {
-            bberry::parse(input).render_safe()
+            parsed.render_safe()
         }
     };