v2.6.0 - Everything Skills Edition

Added

• 8 Verified Skills from affaan-m/everything-claude-code:
  • cc-skill-backend-patterns
  • cc-skill-clickhouse-io
  • cc-skill-coding-standards
  • cc-skill-continuous-learning
  • cc-skill-frontend-patterns
  • cc-skill-project-guidelines-example
  • cc-skill-security-review
  • cc-skill-strategic-compact
• Documentation: New WALKTHROUGH.md for import process details.

Changed

• Skill Cleanup: Removed 27 unwanted agents, commands, and rules.
• Index: Regenerated skills_index.json (Total: 233 skills).
• Credits: Updated README credits and registry.