1.0.4

Release Notes (v1.0.4)
🚀 Features & Enhancements

Renderer: Added formatFileSize helper to dynamically format file sizes (supporting Bytes, KB, MB, GB, TB) when displaying attachment details in renderer.js.

Builder: Improved text truncation and layout constraints for section headers and text block canvas titles in builder.js to prevent overflow.

🎨 Styling & UI
CSS: Cleaned up styling rules in openforms.css by removing several redundant !important markers and added box-sizing: border-box to matrix table cells.

📝 Documentation
Integration: Updated implementation code snippets and custom theme references in INTEGRATION_GUIDE.md.