解决警告

vite.config.js

@@ -33,6 +33,20 @@ export default defineConfig({
   },
   css: {
     // 禁用SASS警告提醒
-    preprocessorOptions: { scss: { quietDeps: true } }
+    preprocessorOptions: { scss: { quietDeps: true, charset: false } },
+    postcss: {
+      plugins: [
+        {
+          postcssPlugin: 'internal:charset-removal',
+          AtRule: {
+            charset: atRule => {
+              if (atRule.name === 'charset') {
+                atRule.remove()
+              }
+            }
+          }
+        }
+      ]
+    }
   }
 })