task-observer

Monitors task execution for skill improvement opportunities. Use during any multi-step task, agentic workflow, or substantive work session where Claude is using tools and producing deliverables. Captures patterns, user corrections, workflow insights, and methodology worth preserving as reusable skills. Also triggers during post-task feedback, when the user mentions skill observations, improvements, the observation log, or asks Claude to watch for skill opportunities. Also known as "One Skill to Rule Them All."