{ "presets": [ [ "@babel/preset-env", { "modules": false, "useBuiltIns": "usage" } ] ], "plugins": [ "@babel/plugin-syntax-dynamic-import", "@babel/plugin-syntax-import-meta", "@babel/plugin-proposal-class-properties", "@babel/plugin-proposal-json-strings", [ "@babel/plugin-proposal-decorators", { "legacy": true } ], "@babel/plugin-proposal-function-sent", "@babel/plugin-proposal-export-namespace-from", "@babel/plugin-proposal-numeric-separator", "@babel/plugin-proposal-throw-expressions" ] }