- Replaced unused AJAX and JS methods (`cleanProvisioningProcess`, `showErrorStatus`) in HA management with simpler, streamlined equivalents. Moved HA cluster data fetching logic to the new endpoint (`HAClustersView`).
- Introduced `compareConfig()` method to improve configuration diff rendering. Removed redundant templates (`compare.html`), leveraging external Diff2Html library.
- Simplified HA service installation logic in `Reconfigure`, enabling task-based tracking. Removed redundant progress logic (`increaseProgressValue`, `checkInstallResp`).
- Added support for Spanish localization (`es-ES.html`, updated `languages.html` template).
- Replaced Python PagerDuty SDK for a more actively maintained library.
- Fixed description rendering logic in HA cluster templates.
- Updated Nginx to support multiple aliases per server.
- Minor dependency updates and comments cleanup in Ansible WAF tasks.