data-panel/vue.config.js

module.exports = {
    publicPath: './',
    outputDir: 'dist',
    assetsDir: 'static',
    runtimeCompiler: true,
    devServer: {
        proxy: {
            '/api': {
              target: 'http://192.168.1.21:39092/msg',
              changeOrigin: true,
              ws: true,
              pathRewrite: {
                '^/api': ''
              }
            }
        },
    }
}