fixed build error, updated packages and astro, minor code updates

package.json

@@ -11,8 +11,8 @@
   },
   "dependencies": {
     "@astrojs/check": "^0.9.4",
-    "@astrojs/node": "9.0.0",
-    "@astrojs/preact": "4.0.0",
+    "@astrojs/node": "^9.4.3",
+    "@astrojs/preact": "^4.1.1",
     "@fontsource-variable/material-symbols-outlined": "^5.1.1",
     "@fontsource/iosevka": "^5.0.11",
     "@fontsource/mononoki": "^5.0.11",
@@ -24,7 +24,7 @@
     "@phosphor-icons/react": "^2.1.7",
     "@preact/signals": "^1.3.0",
     "@types/jsdom": "^21.1.7",
-    "astro": "5.1.0",
+    "astro": "^5.13.7",
     "fuse.js": "^7.0.0",
     "katex": "^0.16.9",
     "lucide-static": "^0.468.0",
@@ -33,7 +33,7 @@
     "typescript": "^5.3.3"
   },
   "devDependencies": {
-    "@astrojs/mdx": "4.0.2",
+    "@astrojs/mdx": "^4.3.5",
     "@rollup/plugin-yaml": "^4.1.2",
     "@types/katex": "^0.16.7",
     "jsdom": "^24.1.1",