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devServer: {
    contentBase: path.resolve(__dirname, `./${folder}`),
    compress: true,
    port: 9000,
    host: '0.0.0.0',
    open: false,
    historyApiFallback: true,
    proxy: [
        {
            context: ['/api', '/dash'],
            target: 'https://${systemUrl}/',
            changeOrigin: true,
            secure: true
        },
        {
            context: ['/websocket'],
            target: `wss://${systemUrl}/websocket/`,
            changeOrigin: true,
            ws: true
        }
    ]
},