feat: P3a 代码语法高亮 (highlight.js + CodeBlock组件)

frontend/package-lock.json

@@ -27,6 +27,7 @@
         "class-variance-authority": "^0.7.1",
         "clsx": "^2.1.1",
         "framer-motion": "^12.38.0",
+        "highlight.js": "^11.11.1",
         "lucide-react": "^1.14.0",
         "next": "^14.2.35",
         "next-themes": "^0.4.6",
@@ -3769,6 +3770,14 @@
         "node": ">= 0.4"
       }
     },
+    "node_modules/highlight.js": {
+      "version": "11.11.1",
+      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-11.11.1.tgz",
+      "integrity": "sha512-Xwwo44whKBVCYoliBQwaPvtd/2tYFkRQtXDWj1nackaV2JPXx3L0+Jvd8/qCJ2p+ML0/XVkJ2q+Mr+UVdpJK5w==",
+      "engines": {
+        "node": ">=12.0.0"
+      }
+    },
     "node_modules/html-encoding-sniffer": {
       "version": "6.0.0",
       "resolved": "https://registry.npmjs.org/html-encoding-sniffer/-/html-encoding-sniffer-6.0.0.tgz",