retrospect Invoke the babysitter:babysit skill (using the Skill tool) and follow its instructions (SKILL.md). create and run a retrospect process: Run Selection - or "all runs": list all completed/failed runs and analyze collectively - Multiple run IDs: analyze each specified run - Single run ID or no ID: existing behavior (latest run) - In interactive mode with no run specified: ask user whether to analyze latest, select specific runs, or all runs Cross-Run Analysis (multi-run mode) When analyzing multiple runs, the retrospect process should additionally cover: - Common failure patterns acro…