v2.2.0 - Crate Opening & Item Customization Operations

Full Changelog: v2.1.0...v2.2.0

This release adds comprehensive support for crate opening and item customization operations, including sticker extraction/encapsulation, patch management, and keychain operations.

New Features

Crate Opening

• Added openCrate() method to open crates using keys
• Full Promise and callback API support
• Configurable timeout (_crateTimeout, default: 30000ms)

Sticker Operations

• Added extractSticker() method to extract stickers from items
• Added encapsulateSticker() method to encapsulate stickers
• Configurable timeout (_stickerTimeout, default: 10000ms)

Patch Operations

• Added applyPatch() method to apply patches to items
• Added removePatch() method to remove patches from items
• Configurable timeout (_stickerTimeout, default: 10000ms)

Keychain Operations

• Added applyKeychain() method to apply keychains to items
• Added removeKeychain() method to remove keychains from items
• Configurable timeout (_stickerTimeout, default: 10000ms)

Technical Details

• All operations use CMsgGCItemCustomizationNotification protobuf message
• Automatic event handling via ItemCustomizationNotification
• Full error handling and validation
• 100% backward compatible

Documentation

• Updated EXAMPLES.md with comprehensive examples
• Updated DETAILED_DOCUMENTATION.md with complete API reference
• Updated README.md with quick start examples

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