Complete ASP.NET Core 11 Preview 1 release notes by Copilot · Pull Request #10237 · dotnet/core

Copilot · 2026-02-06T20:40:46Z

Examine template structure from 10.0 preview1
Document Blazor Components features
- EnvironmentBoundary component
- Label component
- DisplayName component
- QuickGrid OnRowClick (complete with AsQueryable())
- ~~RenderFragment contravariance~~ (removed - bug fix only)
- RelativeToCurrentUri navigation
- GetUriWithHash()
- BasePath component
- MathML namespace support
- ~~InputFile cancel event~~ (removed - bug fix only)
- BL0010 analyzer
- IComponentPropertyActivator (added example description)
- ConfigureConnection for SignalR (corrected API)
- Improved reconnection
Document Blazor WebAssembly features
- IHostedService support
- Environment variables in IConfiguration
- Metrics/tracing opt-in
Document Blazor Web App features
- Docker template support (corrected to Web App)
Document OpenAPI features
- FileContentResult support
Document Framework/API features
- IOutputCachePolicyProvider (real user scenario, no internal APIs)
- TimeProvider in Identity
Document Developer Experience features
- Auto-trust dev cert in WSL
Add Community Contributors section (19 contributors)
Validate and test documentation
Address review feedback
- Removed InputFile cancel event (bug fix)
- Removed RenderFragment contravariance (bug fix)
- Fixed IOutputCachePolicyProvider with real scenario
- Updated QuickGrid example with AsQueryable()
- Corrected SignalR ConfigureConnection API details
- Fixed Docker support section (Web App, not WebAssembly)
- Added description for IComponentPropertyActivator example

✨ Let Copilot coding agent set things up for you — coding agent works faster and does higher quality work when set up for your repo.

- Documented all 22 features from milestone 11.0-preview1 - Included code examples and usage patterns for each feature - Added community contributors section with 19 contributors - Validated markdown linting (passed) - Organized by feature category (Blazor Components, WebAssembly, OpenAPI, Framework, Developer Experience) Co-authored-by: danroth27 <1874516+danroth27@users.noreply.github.com>

Co-authored-by: danroth27 <1874516+danroth27@users.noreply.github.com>

hez2010 · 2026-02-07T04:38:47Z

+RenderFragment<List<Product>> specificTemplate = baseTemplate; // ✅ Works with contravariance
+
+// DynamicComponent scenario now works directly
+var parameters = new Dictionary<string, object>
+{
+ ["ItemsTemplate"] = baseTemplate, // ✅ No adapter needed
+};


How about removing the emoji so that the snippet looks a bit less obviously AI‑generated?

Co-authored-by: danroth27 <1874516+danroth27@users.noreply.github.com>

Initial plan
58a48c9

CopilotAI assigned Copilot and danroth27 Feb 6, 2026

CopilotAI mentioned this pull request Feb 6, 2026
Update aspnetcore.md for Preview 1 #10222
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Copilotstarted work on behalf of danroth27 February 6, 2026 20:41 View session

CopilotAI changed the title ~~[WIP] Update aspnetcore.md for Preview 1~~Complete ASP.NET Core 11 Preview 1 release notesFeb 6, 2026

CopilotAI requested a review from danroth27 February 6, 2026 21:27

Copilotfinished work on behalf of danroth27 February 6, 2026 21:27

danroth27 reviewed Feb 7, 2026
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Copilotstarted work on behalf of danroth27 February 7, 2026 04:07 View session

Remove InputFile cancel event from release notes (bug fix, not feature)
6c7bd56
Co-authored-by: danroth27 <1874516+danroth27@users.noreply.github.com>

Copilotfinished work on behalf of danroth27 February 7, 2026 04:08

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Copilotstarted work on behalf of danroth27 February 7, 2026 04:11 View session

Fix IOutputCachePolicyProvider interface to match actual implementation
33b944b
Co-authored-by: danroth27 <1874516+danroth27@users.noreply.github.com>

CopilotAI requested a review from danroth27 February 7, 2026 04:13

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Copilotstarted work on behalf of danroth27 February 7, 2026 04:14 View session

Add missing people field definition in QuickGrid OnRowClick example
5da9975
Co-authored-by: danroth27 <1874516+danroth27@users.noreply.github.com>

CopilotAI requested a review from danroth27 February 7, 2026 04:15

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hez2010 reviewed Feb 7, 2026
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Copilotstarted work on behalf of danroth27 February 7, 2026 04:43 View session

Update QuickGrid example with concrete data initialization
821fdc5
Co-authored-by: danroth27 <1874516+danroth27@users.noreply.github.com>

Copilotfinished work on behalf of danroth27 February 7, 2026 04:45

CopilotAI requested a review from danroth27 February 7, 2026 04:45

Copilotstarted work on behalf of danroth27 February 7, 2026 06:42 View session

Fix SignalR ConfigureConnection section with correct API details
141dae3
Co-authored-by: danroth27 <1874516+danroth27@users.noreply.github.com>

CopilotAI requested a review from danroth27 February 7, 2026 06:44

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Copilotstarted work on behalf of danroth27 February 7, 2026 06:51 View session

Fix IOutputCachePolicyProvider example to avoid internal properties
fea86fc
Co-authored-by: danroth27 <1874516+danroth27@users.noreply.github.com>

CopilotAI requested a review from danroth27 February 7, 2026 06:53

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Copilotstarted work on behalf of danroth27 February 7, 2026 07:00 View session

Fix Docker support section - applies to Blazor Web App, not WebAssembly
1b3e91c
Co-authored-by: danroth27 <1874516+danroth27@users.noreply.github.com>

CopilotAI requested a review from danroth27 February 7, 2026 07:01

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Update IComponentPropertyActivator section
8e1fa57

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Copilotstarted work on behalf of danroth27 February 7, 2026 07:24 View session

Add description for LoggingPropertyActivator code sample
3ddd80c
Co-authored-by: danroth27 <1874516+danroth27@users.noreply.github.com>

Copilotfinished work on behalf of danroth27 February 7, 2026 07:25

CopilotAI requested a review from danroth27 February 7, 2026 07:25

danroth27 marked this pull request as ready for review February 7, 2026 07:29

danroth27 requested review from leecow and rbhanda as code owners February 7, 2026 07:29

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Comment threadrelease-notes/11.0/preview/preview1/aspnetcore.md Outdated

Fix link to ASP.NET Core What's New doc for .NET 11.
0438210

danroth27 reviewed Feb 7, 2026
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Comment threadrelease-notes/11.0/preview/preview1/aspnetcore.md Outdated

Fix link to ASP.NET Core breaking changes overview for .NET 11.
7690598

danroth27 merged commit a1edb7f into dotnet-11-preview1-aspnetcoreFeb 7, 2026
5 of 7 checks passed

danroth27 deleted the copilot/sub-pr-10222 branch February 7, 2026 07:38

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Complete ASP.NET Core 11 Preview 1 release notes - #10237

Complete ASP.NET Core 11 Preview 1 release notes#10237
danroth27 merged 16 commits into
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CopilotAI commented Feb 6, 2026•
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