New navigation menu, virtualization, about page, logo and other UI improvements

[Lucki2g]

DMV Changes

This PR introduces a new navigation system and about page, along with various UI improvements and refactoring changes.
Also a new logo has been created. Feel free to leave feedback for the logo.

Screenshots and Gifs

New Virtualization

New Navigation on Phone

Not Expanded	Expanded

About page

Major Changes:

• New Navigation Menu: Implemented a new sidebar navigation system with state context management. Mainly to support future pages.
• About Page: Added a dedicated about page to provide project information
• Virtualization: I experienced some lag when it came to large solution, as too many elements were loaded into the DOM.

Minor Changes:

• Improved scroll logic and navigation behavior
• Minor text sizing and styling adjustments
• Updated favicon
• Created draft for the DMV icons
• Prepared for automated semantic versioning
• Left teaser for diagram creator

[Copilot]

Pull Request Overview

This PR introduces a new navigation system with sidebar context management, adds an about page, implements virtualization for better performance, and includes various UI improvements including a new logo.

• New sidebar context provider for global state management with element and open/closed state
• Virtualization implementation using @tanstack/react-virtual to handle large data sets efficiently
• Complete navigation refactoring from URL-based to context-based state management

Reviewed Changes

Copilot reviewed 34 out of 41 changed files in this pull request and generated 4 comments.

Show a summary per file

File	Description
Website/contexts/SidebarContext.tsx	New context provider for sidebar state management
Website/contexts/DatamodelViewContext.tsx	New context for datamodel view state and navigation
Website/components/datamodelview/List.tsx	Virtualized list implementation with scroll tracking
Website/components/datamodelview/DatamodelView.tsx	Main datamodel view component using new architecture
Website/components/aboutview/AboutView.tsx	New about page component
Website/components/AppSidebar.tsx	Refactored sidebar component using new context
Website/package.json	Updated dependencies and version, added prepipeline script

Files not reviewed (1)

• Website/package-lock.json: Language not supported

Comments suppressed due to low confidence (4)

Website/components/datamodelview/SidebarDatamodelView.tsx:21

• [nitpick] Empty destructuring syntax '{ }' is unnecessary when the interface is empty. Consider using 'props: ISidebarDatamodelViewProps' or removing the parameter entirely.

export const SidebarDatamodelView = ({ }: ISidebarDatamodelViewProps) => {

Website/components/datamodelview/List.tsx:11

• [nitpick] Empty destructuring syntax '{ }' is unnecessary when the interface is empty. Consider using 'props: IListProps' or removing the parameter entirely.

export const List = ({ }: IListProps) => {

Website/components/aboutview/AboutView.tsx:10

• [nitpick] Empty destructuring syntax '{}' is unnecessary when the interface is empty. Consider using 'props: IAboutViewProps' or removing the parameter entirely.

export const AboutView = ({}: IAboutViewProps) => {

Website/components/AppSidebar.tsx:11

• [nitpick] Empty destructuring syntax '{}' is unnecessary when the interface is empty. Consider using 'props: IAppSidebarProps' or removing the parameter entirely.

export const AppSidebar = ({}: IAppSidebarProps) => {