feat: latex rendering with katex

package.json

@@ -45,6 +45,8 @@
     "mdast-util-to-markdown": "^1.5.0",
     "micromark-extension-gfm": "^2.0.3",
     "preact": "^10.17.1",
+    "react": "^18.3.1",
+    "react-dom": "^18.3.1",
     "react-i18next": "^12.3.1",
     "sanitize-filename": "^1.6.3",
     "sentinel-js": "^0.0.7",
@@ -56,12 +58,15 @@
     "@commitlint/config-conventional": "^18.6.2",
     "@pionxzh/eslint-config": "^1.0.1",
     "@preact/preset-vite": "^2.8.3",
+    "@types/katex": "^0.16.7",
     "@types/mdast": "^3.0.15",
     "@types/node": "^20.11.20",
     "@types/unist": "^2.0.10",
     "eslint": "^8.57.0",
     "husky": "^9.0.11",
+    "katex": "^0.16.11",
     "lint-staged": "^15.2.7",
+    "react": "^18.3.1",
     "typescript": "^5.5.2",
     "vite": "^5.3.2"
   },