fix(widgets): restore compact v1 surfaces (#6710)

apps/docs/docs/widgets/firewall/index.mdx

@@ -16,6 +16,8 @@ import { opnsenseIntegration } from "../../integrations/opnsense";
 
 <WidgetHeader widget={firewallWidget} categories={["Firewall"]} />
 
+Compact mode keeps the configured firewall summary and interface section visible without dropping interfaces based on widget height.
+
 ### Screenshots
 
 ![Firewall Widget](img/firewall_widget.png)