Grafana Alerting: Faster rules, personalized filters, and an operations workspace

Grafana Alerting has undergone significant updates to enhance its usability and efficiency, particularly for managing large volumes of alert rules. The revamped UI now includes a faster, paginated alert rules page with a consolidated filter dropdown and saved searches for personalized views, transforming it from a mere configuration tool into a comprehensive operational workspace. The introduction of alert rules v2 provides a cleaner interface to handle thousands of rules efficiently, while the refined filtering UX reduces visual clutter and maximizes screen space. Saved searches simplify repetitive filtering tasks by allowing users to store and easily access their preferred filter settings. Additionally, the new alert activity page offers flexible grouping and dedicated detail drawers, enabling operators to focus on system status and incident resolution without being overwhelmed by configuration details. These enhancements collectively aim to streamline workflows and improve the on-call experience for users.