* feat(skill-creator): Synthesize upstream best practices into skill-creator
Research and incorporate patterns from Anthropic's and OpenAI's
skill-creators, the Agent Skills spec, and best practices docs.
Adds planning step, description guidelines, validation script,
Claude Code extension docs, workflow/output patterns, and
expanded anti-patterns.
Co-Authored-By: Claude <noreply@anthropic.com>
* docs: Add skill synthesis guide
Document the agent-driven workflow for researching upstream
implementations and best practices when creating new skills.
Pairs with the skill-creator skill — synthesis handles research,
skill-creator handles implementation.
Co-Authored-By: Claude <noreply@anthropic.com>
---------
Co-authored-by: Claude <noreply@anthropic.com>