🔧 fix(menu): Menu Item Filter Improvements (#2153)

* small-fix: Ensure that fake seperators in model lists do not show in search

* Ensure Plugin search uses correct placeholder and key filtering in search

client/src/components/ui/MultiSearch.tsx

@@ -49,6 +49,14 @@ export default function MultiSearch({
  */
 function defaultGetStringKey(node: unknown): string {
   if (typeof node === 'string') {
+    // BUGFIX: Detect psedeo separators and make sure they don't appear in the list when filtering items
+    // it makes sure (for the most part) that the model name starts and ends with dashes
+    // The long-term fix here would be to enable seperators (model groupings) but there's no
+    // feature mocks for such a thing yet
+    if (node.startsWith('---') && node.endsWith('---')) {
+      return '';
+    }
+
     return node.toUpperCase();
   }
   // This should be a noop, but it's here for redundancy