Upstream update: entity-framework-core + entity-framework6

[github-actions]

Automation detected pending upstream changes for entity-framework-core + entity-framework6.

• Issue key: entity-framework-core+entity-framework6
• Affected skills: entity-framework-core, entity-framework6
• Pending upstream watches: 2

Pending upstream sources:

• efcore-release | github_release | dotnet/efcore release
  • Source: https://github.com/dotnet/efcore/releases/tag/v9.0.16
  • Current value: v9.0.16
  • Published at: 2026-05-12T18:41:16Z
  • Detail: v9.0.16 (2026-05-12T18:41:16Z)
• ef-compare-docs | http_document | learn.microsoft.comef/efcore-and-ef6 documentation
  • Source: https://learn.microsoft.com/ef/efcore-and-ef6/
  • Current value: "KAQrm28B05+LGgxEF/xnn7Ml5zY="
  • Detail: Compare EF6 and EF Core | Microsoft Learn | ETag "KAQrm28B05+LGgxEF/xnn7Ml5zY="

Why this matters:

• Review the linked skills when dotnet/efcore ships a new release.
• Review the linked skills when https://learn.microsoft.com/ef/efcore-and-ef6/ changes.

Suggested follow-up:

• Review the upstream release notes or documentation diff
• Update the affected files under skills/
• Update README.md if framework coverage or guidance changed
• Close this issue after the catalog has been refreshed