fix(toolkit): add loading screens and fix issues with code snippet

[knajjars]

Add loading screens and fix issues with code snippet

AI Description

This pull request makes changes to the assistants_web package and its associated components and styles.

Summary

• Updates the dev script in package.json to remove the --turbo flag.
• Adds a new Loading component for the chat module, which displays a spinner while content is loading.
• Changes the theme prop of the DeleteAgent component from "danger" to "coral".
• Modifies the Chat.tsx file to include additional dependencies in the useEffect hook.
• Updates the layout.tsx file to remove the flex-shrink-0 class from the ChatLayout component.
• Changes the color of the hljs-function, hljs-symbol, and hljs-bullet CSS classes in code-style.css.

Details

• The removal of the --turbo flag from the dev script in package.json may impact the development environment setup, potentially disabling some features or optimizations.
• The new Loading component provides a visual indicator during content loading, improving user experience and providing feedback.
• Changing the theme prop of the DeleteAgent component from "danger" to "coral" alters the component's appearance, potentially affecting its visibility or user interaction.
• The addition of dependencies in the useEffect hook in Chat.tsx may introduce new behavior or functionality to the chat module.
• Removing the flex-shrink-0 class from the ChatLayout component in layout.tsx affects the layout's flexibility and ability to shrink, impacting its responsiveness or appearance.
• Modifying the color of the hljs-function, hljs-symbol, and hljs-bullet CSS classes in code-style.css changes the appearance of highlighted code or syntax.