Complete YAML Processing Support

What: Added full YAML parsing, validation, and serialization capabilities How to use:

# Process YAML configuration files and documents
claude read config.yaml  # Now parses YAML into structured data

Details:

• Supports YAML 1.2 specification
• Handles all YAML data types (strings, numbers, dates, binary data)
• Multi-document YAML support
• Schema validation for YAML documents
• Error reporting with precise line/column information
• Evidence: j11() at line 248752, y11() at line 248788, RF() at line 248914