🎯 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/package.json

@@ -75,6 +75,7 @@
     "lodash": "^4.17.21",
     "lucide-react": "^0.394.0",
     "match-sorter": "^6.3.4",
+    "micromark-extension-llm-math": "^3.1.0",
     "qrcode.react": "^4.2.0",
     "rc-input-number": "^7.4.2",
     "react": "^18.2.0",