next-with-less
                                
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                        Module parse failed: Unexpected character '@'
Hi, I have a problem after next start
error - ../../node_modules/antd/lib/alert/style/index.less
Module parse failed: Unexpected character '@' (1:0)
You may need an appropriate loader to handle this file type, currently no loaders are configured to process this file. See https://webpack.js.org/concepts#loaders
> @root-entry-name: default;
| 
| @import './index-pure.less';
version "next": "^12.1.0", antd latest
Configuration copy pasted from your example for next 12
Please help with research what is that
Can you create a reproduction?
I also have