Teams Power Apps

Solution import/export is already available: https://docs.microsoft.com/en-us/powerapps/teams/import-solution-in-teams. As for bringing data, we anticipate being able to share more details soon. Stay tuned to the Power Apps blog for more details: https://powerapps.microsoft.com/en-us/blog/.

Some of the more advanced mechanisms to get data into Dataverse for Teams require direct API access. Per the documentation below, API access is not available for Dataverse for Teams:
https://docs.microsoft.com/en-us/powerapps/teams/data-platform-compare

So, for example, you cannot use tools like Configuration Migration:
https://docs.microsoft.com/en-us/powerapps/developer/data-platform/dataverse-odata-dataflows-migration

However, we continue to look at ways to make ALM easier with Dataverse for Teams.