complete fix for SampleLlmTool discovery

[NeverMorewd]

fix the sample TestServerWithHosting according to AspNetCoreSseServer and below issues
#80
#79

Motivation and Context

SampleLlmTool can not be found in TestServerWithHosting

How Has This Been Tested?

Run ChatWithTools with command "TestServerWithHosting .exe" ,show two tools besides SampleLlmTool

Breaking Changes

no

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation update

Checklist

• I have read the MCP Documentation
• My code follows the repository's style guidelines
• New and existing tests pass locally
• I have added appropriate error handling
• I have added or updated documentation as needed

Additional context

[stephentoub]

Thank you, but this was already fixed:
https://github.com/modelcontextprotocol/csharp-sdk/blob/a9175f09179d44c55338cd88b92c8d164f0e18f6/samples/AspNetCoreSseServer/Tools/SampleLlmTool.cs
Are you still having issues with it?

[NeverMorewd]

Thank you, but this was already fixed: https://github.com/modelcontextprotocol/csharp-sdk/blob/a9175f09179d44c55338cd88b92c8d164f0e18f6/samples/AspNetCoreSseServer/Tools/SampleLlmTool.cs Are you still having issues with it?

It was fixed in AspNetCoreSseServer. TestServerWithHosting need a fix as well, and I noticed there's a pr about that McpServerToolAttr sopport instance members. So we could take this feature as a final scenario?

[stephentoub]

It was fixed in AspNetCoreSseServer. TestServerWithHosting need a fix as well

Oh, I see, we have this duplicated. That duplication doesn't seem ideal. @halter73?