{ "plugins": [ "@babel/plugin-proposal-class-properties", "@babel/plugin-syntax-dynamic-import", "@babel/plugin-syntax-import-meta", "@babel/plugin-proposal-json-strings" ], "presets": [ [ "@babel/preset-env", { "targets": { "browsers": [ "chrome >= 52", "ie >= 10" ] } } ], "@babel/preset-react" ] }