feat(timeline): enhance timeline component with new features and UI i…

…mprovements - Added support for custom icons, animation, and connector colors in the TimelineLayout component. - Refactored Timeline and TimelineItem components to improve structure and styling. - Introduced new Card and Tabs components for better UI organization and presentation. - Updated timeline data structure to include an interface for better type safety. - Enhanced the main page layout with installation, usage, and example sections for improved documentation. Additionally, updated .gitignore to include IDE and environment files, and modified package dependencies for better compatibility.