feat: 删除无用依赖，shiki lang使用懒加载方式加载语言

package.json

@@ -11,17 +11,14 @@
   },
   "dependencies": {
     "@astrojs/node": "11.0.2",
-    "@astrojs/solid-js": "^5.1.3",
     "astro": "^7.0.6",
     "clipboard": "^2.0.11",
     "dayjs": "^1.11.21",
-    "github-markdown-css": "^5.9.0",
     "jsdom": "^29.1.1",
     "ky": "^2.0.2",
     "modern-normalize": "^3.0.1",
     "photoswipe": "^5.4.4",
-    "shiki": "^4.3.1",
-    "solid-js": "^1.9.14"
+    "shiki": "^4.3.1"
   },
   "volta": {
     "node": "22.21.1"