Download SharePoint 2019/SE Solution Package from Confluence (Latest Server/DC)
The download link for the SharePoint client-side solution package is provided in Confluence since Confluence acts as provider for the SharePoint client-side solution. The package is generated on the fly when you click the download link. You will get an adjusted package which matches your Confluence environment.
Because of that, you cannot use a solution package generated on a specific Confluence environment for another Confluence environment (for example staging and production environment).
The download link for the client-side solution package is provided within the Confluence Administration under Administration > Configure SharePoint 2019/SE > SharePoint Solution Package Download.
Click on the download link. The following popup will be displayed:
Save the .sppkg file and proceed with Deploy SharePoint 2019/SE Solution Package to App Catalog.