Release v1.18.0: Add iOS-APP-developer and promptfoo-evaluation skills
### Added
- **New Skill**: iOS-APP-developer v1.1.0 - iOS development with XcodeGen, SwiftUI, and SPM
- XcodeGen project.yml configuration
- SPM dependency resolution
- Device deployment and code signing
- Camera/AVFoundation debugging
- iOS version compatibility handling
- Library not loaded @rpath framework error fixes
- State machine testing patterns for @MainActor classes
- Bundled references: xcodegen-full.md, camera-avfoundation.md, swiftui-compatibility.md, testing-mainactor.md
- **New Skill**: promptfoo-evaluation v1.0.0 - LLM evaluation framework using Promptfoo
- Promptfoo configuration (promptfooconfig.yaml)
- Python custom assertions
- llm-rubric for LLM-as-judge evaluations
- Few-shot example management
- Model comparison and prompt testing
- Bundled reference: promptfoo_api.md
### Changed
- Updated marketplace version from 1.16.0 to 1.18.0
- Updated marketplace skills count from 23 to 25
- Updated skill-creator to v1.2.2:
- Fixed best practices documentation URL (platform.claude.com)
- Enhanced quick_validate.py to exclude file:// prefixed paths from validation
- Updated marketplace.json metadata description to include new skills
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
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