babel.config.json

{
    "comments": false,
    "presets": [
      ["minify", {
        "booleans": false,
        "consecutiveAdds": false,
        "deadcode": false,
        "flipComparisons": false,
        "guards": false,
        "infinity": false,
        "memberExpressions": false,
        "mergeVars": false,
        "numericLiterals": false,
        "regexpConstructors": false,
        "removeConsole": false,
        "removeDebugger": false,
        "removeUndefined": false,
        "builtIns": false,
        "evaluate": false,
        "replace": false,
        "simplify": false,
        "simplifyComparisons": false,
        "undefinedToVoid": false,
        "typeConstructors": false,
        "mangle": false,
        "propertyLiterals": false
      }],
      [
        "@babel/env",
        {
          "targets": {
            "edge": "17",
            "firefox": "60",
            "chrome": "67",
            "safari": "11.1",
            "ie": "11"
          },
          "modules": false,
          "useBuiltIns": "entry",
          "corejs": "3",
          "forceAllTransforms": true
        }
      ]
    ]
}