v0.10.0

New Features & Improvements

DOM & Web APIs

• Custom Fonts Support: Added support for custom fonts directory via JSAR_SYSTEM_FONTS_DIR environment variable (#255)
• DocumentFragment API: Complete implementation with ParentNode interface support including cloneNode() and proper insert logic (#245, #249, #247)
• Document API Extensions: Added support for createDocumentFragment() and createComment() methods (#235, #233)
• Script Execution: Implemented proper blocking script execution order for HTMLScriptElement (#251)
• Viewport Meta: Added viewport meta parsing and configuring window width & height (#237)

WebGL Enhancements

• Buffer Operations: Implemented bufferData(target, size, usage) support in WebGL bindings (#248)
• Vertex Operations: Added WebGL vertexAttrib and clearBuffer methods (#205)

CSS & Styling

• CSS Selectors: Exposed selectors text at style rule level (#239)
• CSS Filters: Implemented parsing for CSS filter and backdrop-filter properties with parameter support (#238)
• Overflow Handling: Added support for nested CSS overflow scroll behavior (#229)

3D Graphics & Rendering

• 3D Gaussian Splatting: Implemented PLY loader for 3D Gaussian Splatting models in <model> tag (#223)
• Layered Rendering: Added overflow-based and layer-based rendering for web content instances (#225, #220)
• SDF Text Rendering: Implemented Signed Distance Field text rendering for improved text anti-aliasing (#198)

Developer Tools & Debugging

• Inspector Integration: Added content CDP (Chrome DevTools Protocol) proxy and implemented Log domain (#214)
• Network Monitoring: Added network service to listen for network state changes (#164)

Bug Fixes & Performance

Graphics & Rendering

• Shader Performance: Cached shader's COMPILE_STATUS to avoid blocking calls (#254)
• Buffer Management: Fixed dataSize handling in BufferDataCommandBufferRequest
• Framebuffer Status: Added proper response handling for CheckFramebufferStatus()
• Texture Bindings: Fixed multiple texture bindings per target for rendering units (#215)
• 3D Gaussian Splatting: Optimized GPU performance and compression format to use 1 texel (#212)

Build System & Tooling

• Build Configuration: Fixed target directory configuration when directory doesn't exist
• Package Optimization: Removed deprecated XSML support to reduce package size (#218)

Documentation & Development

• Test Coverage: Added GLSL patcher test case
• Documentation: Updated Rust version notes and navigator.gl type checking guide
• Development Workflow: Updated copilot instructions for npm ci usage