Container issue for Docker images for ASP.NET Core

This issue contains all the unresolved issues for Docker. When updating to the latest .NET , ping @mthalman for review [per this comment](https://github.com/dotnet/AspNetCore.Docs/issues/26770#issuecomment-1219761070
). Open each closed issue when fixing to notify subscribers.

- [ ] #26770
- [ ] #25426
- [ ] #18314
- [x] #26949
- [ ] #23236
- [ ] #26770

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#### Document Details

⚠ *Do not edit this section. It is required for learn.microsoft.com ➟ GitHub issue linking.*

* ID: 3653642e-61ef-717b-5436-9bd0a3c4e6f4
* Version Independent ID: 80c1ce51-46fb-0693-525a-7cad37150c7b
* Content: [Docker images for ASP.NET Core](https://learn.microsoft.com/en-us/aspnet/core/host-and-deploy/docker/building-net-docker-images?view=aspnetcore-6.0)
* Content Source: [aspnetcore/host-and-deploy/docker/building-net-docker-images.md](https://github.com/dotnet/AspNetCore.Docs/blob/main/aspnetcore/host-and-deploy/docker/building-net-docker-images.md)
* Product: **aspnet-core**
* Technology: **aspnetcore-hostdeploy**
* GitHub Login: @Rick-Anderson
* Microsoft Alias: **riande**