Issue: https://github.com/dotnet/efcore/issues/34179. We should add both a breaking change note, and an explanation in [the new Cosmos modeling page](https://learn.microsoft.com/en-us/ef/core/providers/cosmos/modeling) on how things work.
Issue: dotnet/efcore#34179. We should add both a breaking change note, and an explanation in the new Cosmos modeling page on how things work.