fix: sidebar updates after file/folder creation — force page reload

Server-side rendered sidebar doesn't auto-update after AJAX creation.
Changed create modal to reload page after success so sidebar picks up
new pages from workspace_pages template variable.

app/templates/local_workspace.html

@@ -188,7 +188,7 @@ function wsPage() {
       });
       if (r.ok) {
         this.newName = ''; this.showCreateModal = false; this.parentFolder = null;
-        await this.load();
+        window.location.reload();
       } else {
         const e = await r.json();
         alert(e.error || 'Failed to create');