Copilot Code Reviews for Azure Repos (public preview)

Introduced public preview of GitHub Copilot Code Review for Azure Repos, enabling organization, project, and repository-level enablement. Added support for Managed DevOps Pools. Introduced custom instructions for defining code review standards at organization, project, or repository/path levels. Enabled automatic code reviews via branch policies for pull requests, including draft pull requests. Enhanced billing and cost visibility by including Azure DevOps project tags for Copilot Code Review usage. Announced upcoming features for viewing logs of failed reviews and configurable review levels (Lite and Balanced).