- Added support for color, background, and scale attributes in getNodeStyles function.
- Updated transformCustomElements function to apply dynamic styles to Text, Bold, and Barcode elements.
- Changed Barcode element to use a div container for better structure and styling.
- Implemented TemplateManager class for rendering EJS templates with dynamic content.
- Added base template, preview template, content placeholder, and render template EJS files.
- Introduced CSS styles for document layout and presentation.
- Integrated dayjs for date formatting and posthtml for custom element transformation.
