增加 Sampling（委托生成）功能 + 版本兼容和协商 + 兼容古老协议 + In-Process 进程内协议 + IPC 协议

.github/copilot-instructions.md

@@ -42,7 +42,7 @@ src/DotNetCampus.ModelContextProtocol/
   - 代码主要以最新版本协议进行编写
   - 遇到需要兼容旧协议的部分，用 `Legacy` 命名相关代码并尽量减少代码量
 - **协议消息类型规范**：详见 [/docs/knowledge/protocol-messages-guide.md](../docs/knowledge/protocol-messages-guide.md)
-  - 所有 Protocol 消息类型必须添加中英双语注释
+  - **仅** `Protocol/` 文件夹下的消息类型必须添加中英双语注释；其他所有代码（接口、实现类、传输层等）一律使用**纯中文注释**（注：当前存在一些遗留非协议代码仍使用双语注释，如果改到了相关代码，请顺手改为纯中文注释）
   - 英文注释必须使用 MCP 官方 Schema 原文
   - 当前使用协议版本：**2025-11-25**
   - Schema 文件：[schema.ts](https://github.com/modelcontextprotocol/modelcontextprotocol/blob/main/schema/2025-11-25/schema.ts)
@@ -75,8 +75,9 @@ src/DotNetCampus.ModelContextProtocol/
 
 ## 参考资源
 
-- [MCP 官方规范 (2025-06-18)](https://modelcontextprotocol.io/specification/2025-06-18/basic/transports) - **当前使用版本**
-- [MCP Schema (2025-06-18)](https://github.com/modelcontextprotocol/modelcontextprotocol/blob/main/schema/2025-06-18/schema.ts) - **官方消息类型定义**
+- [MCP 官方规范 (2025-11-25)](https://modelcontextprotocol.io/specification/2025-11-25/basic/transports) - **当前使用版本**
+- [MCP Schema (2025-11-25)](https://github.com/modelcontextprotocol/modelcontextprotocol/blob/main/schema/2025-11-25/schema.ts) - **官方消息类型定义**
+- [MCP 官方规范 (2025-06-18)](https://modelcontextprotocol.io/specification/2025-06-18/basic/transports) - 旧版本（兼容支持）
 - [MCP 官方规范 (2024-11-05)](https://modelcontextprotocol.io/specification/2024-11-05/basic/transports) - 旧版本（兼容支持）
 - [JSON-RPC 2.0 规范](https://www.jsonrpc.org/specification)
 - [SSE 标准](https://html.spec.whatwg.org/multipage/server-sent-events.html)

.github/workflows/dotnet-build.yml

@@ -17,5 +17,5 @@ jobs:
 
     - name: Build with dotnet
       run: dotnet build --configuration release
-    # - name: Test
-    #   run: dotnet test --configuration release --no-build
+    - name: Test
+      run: dotnet test --configuration release --no-build

.gitignore

@@ -1,31 +1,57 @@
 ## Ignore Visual Studio temporary files, build results, and
 ## files generated by popular Visual Studio add-ons.
 ##
-## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore
+## Get latest from https://github.com/github/gitignore/blob/main/VisualStudio.gitignore
 
 # User-specific files
 *.rsuser
 *.suo
 *.user
 *.userosscache
 *.sln.docstates
+*.env
 
 # User-specific files (MonoDevelop/Xamarin Studio)
 *.userprefs
 
+# Mono auto generated files
+mono_crash.*
+
 # Build results
 [Dd]ebug/
 [Dd]ebugPublic/
 [Rr]elease/
 [Rr]eleases/
-x64/
-x86/
+
+[Dd]ebug/x64/
+[Dd]ebugPublic/x64/
+[Rr]elease/x64/
+[Rr]eleases/x64/
+bin/x64/
+obj/x64/
+
+[Dd]ebug/x86/
+[Dd]ebugPublic/x86/
+[Rr]elease/x86/
+[Rr]eleases/x86/
+bin/x86/
+obj/x86/
+
+[Ww][Ii][Nn]32/
 [Aa][Rr][Mm]/
 [Aa][Rr][Mm]64/
+[Aa][Rr][Mm]64[Ee][Cc]/
 bld/
-[Bb]in/
 [Oo]bj/
+[Oo]ut/
 [Ll]og/
+[Ll]ogs/
+
+# Build results on 'Bin' directories
+**/[Bb]in/*
+# Uncomment if you have tasks that rely on *.refresh files to move binaries
+# (https://github.com/github/gitignore/pull/3736)
+#!**/[Bb]in/*.refresh
 
 # Visual Studio 2015/2017 cache/options directory
 .vs/
@@ -38,10 +64,15 @@ Generated\ Files/
 # MSTest test Results
 [Tt]est[Rr]esult*/
 [Bb]uild[Ll]og.*
+*.trx
 
-# NUNIT
+# NUnit
 *.VisualState.xml
 TestResult.xml
+nunit-*.xml
+
+# Approval Tests result files
+*.received.*
 
 # Build Results of an ATL Project
 [Dd]ebugPS/
@@ -55,6 +86,10 @@ BenchmarkDotNet.Artifacts/
 project.lock.json
 project.fragment.lock.json
 artifacts/
+.artifacts/
+
+# ASP.NET Scaffolding
+ScaffoldingReadMe.txt
 
 # StyleCop
 StyleCopReport.xml
@@ -66,13 +101,16 @@ StyleCopReport.xml
 *.ilk
 *.meta
 *.obj
+*.idb
 *.iobj
 *.pch
 *.pdb
 *.ipdb
 *.pgc
 *.pgd
 *.rsp
+# but not Directory.Build.rsp, as it configures directory-level build defaults
+!Directory.Build.rsp
 *.sbr
 *.tlb
 *.tli
@@ -81,6 +119,7 @@ StyleCopReport.xml
 *.tmp_proj
 *_wpftmp.csproj
 *.log
+*.tlog
 *.vspscc
 *.vssscc
 .builds
@@ -122,9 +161,6 @@ _ReSharper*/
 *.[Rr]e[Ss]harper
 *.DotSettings.user
 
-# JustCode is a .NET coding add-in
-.JustCode
-
 # TeamCity is a build add-in
 _TeamCity*
 
@@ -135,12 +171,18 @@ _TeamCity*
 .axoCover/*
 !.axoCover/settings.json
 
+# Coverlet is a free, cross platform Code Coverage Tool
+coverage*.json
+coverage*.xml
+coverage*.info
+
 # Visual Studio code coverage results
 *.coverage
 *.coveragexml
 
 # NCrunch
 _NCrunch_*
+.NCrunch_*
 .*crunch*.local.xml
 nCrunchTemp_*
 
@@ -182,6 +224,8 @@ PublishScripts/
 
 # NuGet Packages
 *.nupkg
+# NuGet Symbol Packages
+*.snupkg
 # The packages folder can be ignored because of Package Restore
 **/[Pp]ackages/*
 # except build/, which is used as an MSBuild target.
@@ -206,6 +250,8 @@ BundleArtifacts/
 Package.StoreAssociation.xml
 _pkginfo.txt
 *.appx
+*.appxbundle
+*.appxupload
 
 # Visual Studio cache files
 # files ending in .cache can be ignored
@@ -255,7 +301,9 @@ ServiceFabricBackup/
 *.bim.layout
 *.bim_*.settings
 *.rptproj.rsuser
-*- Backup*.rdl
+*- [Bb]ackup.rdl
+*- [Bb]ackup ([0-9]).rdl
+*- [Bb]ackup ([0-9][0-9]).rdl
 
 # Microsoft Fakes
 FakesAssemblies/
@@ -276,6 +324,14 @@ node_modules/
 # Visual Studio 6 auto-generated workspace file (contains which files were open etc.)
 *.vbw
 
+# Visual Studio 6 workspace and project file (working project files containing files to include in project)
+*.dsw
+*.dsp
+
+# Visual Studio 6 technical files
+*.ncb
+*.aps
+
 # Visual Studio LightSwitch build output
 **/*.HTMLClient/GeneratedArtifacts
 **/*.DesktopClient/GeneratedArtifacts
@@ -285,26 +341,22 @@ node_modules/
 _Pvt_Extensions
 
 # Paket dependency manager
-.paket/paket.exe
+**/.paket/paket.exe
 paket-files/
 
 # FAKE - F# Make
-.fake/
-
-# JetBrains Rider
-.idea/
-*.sln.iml
+**/.fake/
 
 # CodeRush personal settings
-.cr/personal
+**/.cr/personal
 
 # Python Tools for Visual Studio (PTVS)
-__pycache__/
+**/__pycache__/
 *.pyc
 
 # Cake - Uncomment if you are using it
-# tools/**
-# !tools/packages.config
+#tools/**
+#!tools/packages.config
 
 # Tabs Studio
 *.tss
@@ -326,15 +378,56 @@ ASALocalRun/
 
 # MSBuild Binary and Structured Log
 *.binlog
+MSBuild_Logs/
+
+# AWS SAM Build and Temporary Artifacts folder
+.aws-sam
 
 # NVidia Nsight GPU debugger configuration file
 *.nvuser
 
 # MFractors (Xamarin productivity tool) working folder
-.mfractor/
+**/.mfractor/
 
 # Local History for Visual Studio
-.localhistory/
+**/.localhistory/
+
+# Visual Studio History (VSHistory) files
+.vshistory/
 
 # BeatPulse healthcheck temp database
 healthchecksdb
+
+# Backup folder for Package Reference Convert tool in Visual Studio 2017
+MigrationBackup/
+
+# Ionide (cross platform F# VS Code tools) working folder
+**/.ionide/
+
+# Fody - auto-generated XML schema
+FodyWeavers.xsd
+
+# VS Code files for those working on multiple tools
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+!.vscode/*.code-snippets
+
+# Local History for Visual Studio Code
+.history/
+
+# Built Visual Studio Code Extensions
+*.vsix
+
+# Windows Installer files from build outputs
+*.cab
+*.msi
+*.msix
+*.msm
+*.msp
+
+# Exclude Tools
+.serena
+.idea

Directory.Packages.props

@@ -6,11 +6,14 @@
     <PackageVersion Include="dotnetCampus.Ipc" Version="2.0.0-alpha434" />
     <PackageVersion Include="DotNetCampus.LatestCSharpFeatures" Version="13.0.1" />
     <PackageVersion Include="DotNetCampus.Logger" Version="1.3.1-alpha.2" />
+    <PackageVersion Include="Microsoft.Agents.AI" Version="1.6.2" />
     <PackageVersion Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.4" />
     <PackageVersion Include="Microsoft.CodeAnalysis.CSharp" Version="4.11.0" />
     <PackageVersion Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.11.0" />
+    <PackageVersion Include="Microsoft.Extensions.AI.Abstractions" Version="10.6.0" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="1.0.0" />
+    <PackageVersion Include="MSTest" Version="4.2.3" />
     <PackageVersion Include="MSTest.TestAdapter" Version="3.4.3" />
     <PackageVersion Include="MSTest.TestFramework" Version="3.4.3" />
     <PackageVersion Include="System.Collections.Immutable" Version="8.0.0" />