iot and codeblock upgrade

Author: 4lb

package.json

@@ -48,6 +48,7 @@
     "rehype-raw": "^7.0.0",
     "sass": "^1.89.2",
     "sharp": "0.33.5",
+    "shiki": "^3.8.1",
     "short-unique-id": "^5.3.2",
     "slick-carousel": "^1.8.1",
     "typescript": "^5.8.3",