Duplicate Packages
card displays the number of duplicate third-party packages in the project. Click on the image to view the specific details of the duplicate packages. Note: The third-party packages mentioned here are the ones that have been bundled.Click on the icon to expand the details of the duplicate packages, where you can see the package name, version, size, and reference files.
Please check Duplicate Package Optimization.
In the bundle alerts, the ECMA version of the bundle is checked, as shown in the following image:
Click on "More" to view the corresponding rule explanation.