- Add JobMonitorDialog (Silo_Jobs): filter, view, trigger, cancel jobs - Add RunnerAdminDialog (Silo_Runners): list, register, delete runners - Wire job_claimed, job_progress, job_cancelled SSE signals to handlers - Add activity panel entries for job lifecycle events - Register Silo_Jobs in toolbar and menu, Silo_Runners in menu - Update silo-client submodule with worker API methods