Creates the /create-capability command that scaffolds new skills, commands, and agents with: - Interactive guidance questions for component selection - Model selection recommendations based on task complexity - Comprehensive validation before file creation: - Frontmatter validation (required fields, valid model, tools, skills) - Content validation (trigger conditions, step instructions, sections) - Convention checks (file names, directory structure, duplicates) - Anti-pattern warnings with actionable recommendations - Clear error messages for validation failures - Option to proceed despite warnings Closes #76 Also addresses #75 (dependency) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>