scss的问题

[13714273163]

最近有将老项目umi3升级成umi4的需求，发现升级后scss后不生效。然后新起一个最新的umi4项目，发现scss也不生效。看下官网是否有解决方案? node: 18.19.1
package.json
`
{
"private": true,
"author": ",
"scripts": {
"dev": "max dev",
"build": "max build",
"format": "prettier --cache --write .",
"prepare": "husky",
"postinstall": "max setup",
"setup": "max setup",
"start": "npm run dev"
},
"dependencies": {
"@ant-design/icons": "^5.0.1",
"@ant-design/pro-components": "^2.4.4",
"@umijs/max": "^4.4.11",
"antd": "^5.4.0",
"sass": "^1.89.2"
},
"devDependencies": {
"@types/react": "^18.0.33",
"@types/react-dom": "^18.0.11",
"husky": "^9",
"lint-staged": "^13.2.0",
"prettier": "^2.8.7",
"prettier-plugin-organize-imports": "^3.2.2",
"prettier-plugin-packagejson": "^2.4.3",
"typescript": "^5.0.3"
}
}

`