🎯 refactor: LaTeX and Math Rendering (#7952)

* refactor: Markdown LaTeX processing

- Added micromark-extension-llm-math as a dependency in package.json and package-lock.json.
- Updated Vite configuration to alias micromark-extension-math.
- Modified Markdown components to use singleDollarTextMath: false for improved LaTeX rendering.
- Refactored latex utility functions to enhance LaTeX processing and escaping mechanisms.

* chore: linting of `EditTextPart`

* fix: handle key up to initiate edit of latest user message by adding id prop to Edit Message HoverButton

* chore: linting in Artifact component

* refactor: enhance LaTeX preprocessing functionality

- Updated `preprocessLaTeX` to improve handling of currency and LaTeX expressions.
- Introduced optimized regex patterns for better performance.
- Added support for escaping mhchem commands and handling code blocks.
- Enhanced tests for various LaTeX scenarios, including currency and special characters.
- Refactored existing tests to align with new preprocessing logic.

* chore: filter out false positives in unused packages workflow

- Added a grep command to exclude the micromark-extension-llm-math package from the list of unused dependencies in the GitHub Actions workflow.

client/src/components/Chat/Messages/HoverButtons.tsx

@@ -25,6 +25,7 @@ type THoverButtons = {
 };
 
 type HoverButtonProps = {
+  id?: string;
   onClick: (e?: React.MouseEvent<HTMLButtonElement>) => void;
   title: string;
   icon: React.ReactNode;
@@ -67,6 +68,7 @@ const extractMessageContent = (message: TMessage): string => {
 
 const HoverButton = memo(
   ({
+    id,
     onClick,
     title,
     icon,
@@ -89,6 +91,7 @@ const HoverButton = memo(
 
     return (
       <button
+        id={id}
         className={buttonStyle}
         onClick={onClick}
         type="button"
@@ -213,6 +216,7 @@ const HoverButtons = ({
       {/* Edit Button */}
       {isEditableEndpoint && (
         <HoverButton
+          id={`edit-${message.messageId}`}
           onClick={onEdit}
           title={localize('com_ui_edit')}
           icon={<EditIcon size="19" />}