fix: supports minify in production environments

Author: markthree

package.json

@@ -31,8 +31,7 @@
   },
   "dependencies": {
     "@nuxt/kit": "^3.13.2",
-    "css-tree": "^3.0.0",
-    "cssnano": "^7.0.6",
+    "csso": "^5.0.5",
     "ohash": "^1.1.4",
     "pathe": "^1.1.2",
     "purgecss": "^6.0.0",