Added: Ability to pause and resume maintenance schedules for more control over scheduled maintenance tasks.

Added: Bulk actions for maintenance schedules, allowing users to delete, pause, or resume multiple schedules at once.

Added: Status tracking for maintenance schedules to provide clearer visibility into schedule activity and failures.

Added: Target details to the schedules table, showing the number of selected sites, tags, or clients included in each schedule.

Added: Persistent tracking and UI for per-site failures during maintenance runs.

Updated: Improved schedule frequency labels to use clearer, more natural wording, such as "Twice per day" instead of "2/Day".

Updated: Improved extension initialization timing to ensure proper loading order with other plugins, enhancing compatibility and reliability during startup.

Updated logging priority configuration.

Dev: Database upgrade handling for the new maintenance schedule fields, including paused, last_run_status, last_run_error, last_failed_at, and last_run_failures.