ASP.NET Core updates in .NET 9 Preview 5

[danroth27]

Here's a summary of what's new in ASP.NET Core in this preview release:

• Optimized static web asset delivery
• Improved Blazor Server reconnection experience
• Detect the current component render mode at runtime
• Simplified authentication state serialization for Blazor Web Apps
• New .NET MAUI Blazor Hybrid and Web solution template

ASP.NET Core updates in .NET 9 Preview 5:

• Release notes
• What's new in ASP.NET Core in .NET 9 documentation.
• Breaking changes
• Roadmap

.NET 9 Preview 5:

• Discussion
• Release notes