chore: remove the Roslyn integration

CLAUDE.md

@@ -14,13 +14,11 @@ Content engine library targeting .NET 11 / C# 15 with union types.
 - `src/Pennington.MonorailCss/` — MonorailCSS integration (utility-first CSS generation)
 - `src/Pennington.DocSite/` — Documentation site template (layout, pages, content resolver)
 - `src/Pennington.BlogSite/` — Blog site template (home/archive/tag pages, blog front matter, content service)
-- `src/Pennington.Roslyn/` — Optional Roslyn-based highlighting, symbol extraction, xmldocid code fragment preprocessor
 - `src/Pennington.TreeSitter/` — Optional tree-sitter-based multi-language code-fragment extraction (`:symbol` fence, name-path addressing) via the `TreeSitter.DotNet` package
 - `docs/Pennington.Docs/` — The Pennington docs site (Divio-style: tutorials, how-to, reference, explanation)
 - `examples/` — Variety of example sites used for reference and verification across scenarios
 - `tests/Pennington.Tests/` — Unit tests (xunit.v3, Shouldly)
 - `tests/Pennington.IntegrationTests/` — Integration tests (WebApplicationFactory)
-- `tests/Pennington.Roslyn.Tests/` — Tests for the Roslyn package
 - `tests/Pennington.TreeSitter.Tests/` — Tests for the TreeSitter package (resolver/grammar configs, fragment service, render pipeline)
 
 ## Key Namespaces (Pennington core)
@@ -44,7 +42,6 @@ Content engine library targeting .NET 11 / C# 15 with union types.
 - `services.AddPennington(...)` / `app.UsePennington()` / `app.RunOrBuildAsync(args)` — core
 - `services.AddDocSite(...)` / `app.UseDocSite()` / `app.RunDocSiteAsync(args)` — doc site template
 - `services.AddBlogSite(...)` — blog site template
-- `services.AddPenningtonRoslyn(...)` — optional Roslyn highlighting + symbol services (C#/VB `:xmldocid` fence)
 - `services.AddPenningtonTreeSitter(...)` — optional tree-sitter multi-language `:symbol` fragment extraction (registers only when `ContentRoot` is set)
 
 ## Cross-Platform (WSL)

Directory.Packages.props

@@ -11,12 +11,6 @@
     <PackageVersion Include="Microsoft.AspNetCore.Components.Web" Version="10.0.8" />
     <PackageVersion Include="Microsoft.AspNetCore.Mvc.Testing" Version="10.0.8" />
     <PackageVersion Include="Microsoft.AspNetCore.TestHost" Version="10.0.8" />
-    <PackageVersion Include="Microsoft.Build.Framework" Version="18.4.0" />
-    <PackageVersion Include="Microsoft.Build.Locator" Version="1.11.2" />
-    <PackageVersion Include="Microsoft.Build.Tasks.Core" Version="18.4.0" />
-    <PackageVersion Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="5.3.0" />
-    <PackageVersion Include="Microsoft.CodeAnalysis.VisualBasic.Workspaces" Version="5.3.0" />
-    <PackageVersion Include="Microsoft.CodeAnalysis.Workspaces.MSBuild" Version="5.3.0" />
     <PackageVersion Include="Microsoft.Extensions.TimeProvider.Testing" Version="9.10.0" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.5.1" />
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="8.0.0" />
@@ -28,7 +22,6 @@
     <PackageVersion Include="Spectre.Console" Version="0.54.1-alpha.0.7" />
     <PackageVersion Include="Spectre.Console.Cli" Version="1.0.0-alpha.0.7" />
     <PackageVersion Include="System.Reflection.MetadataLoadContext" Version="10.0.8" />
-    <PackageVersion Include="System.Security.Cryptography.Xml" Version="10.0.6" />
     <PackageVersion Include="System.ServiceModel.Syndication" Version="10.0.8" />
     <PackageVersion Include="Testably.Abstractions" Version="10.2.0" />
     <PackageVersion Include="Testably.Abstractions.Testing" Version="6.0.1" />

Pennington.slnf

@@ -9,7 +9,6 @@
       "src\\Pennington.DocSite.Api\\Pennington.DocSite.Api.csproj",
       "src\\Pennington.ApiMetadata\\Pennington.ApiMetadata.csproj",
       "src\\Pennington.ApiMetadata.Reflection\\Pennington.ApiMetadata.Reflection.csproj",
-      "src\\Pennington.Roslyn\\Pennington.Roslyn.csproj",
       "src\\Pennington.TreeSitter\\Pennington.TreeSitter.csproj",
       "src\\Pennington.TranslationAudit\\Pennington.TranslationAudit.csproj",
       "src\\Pennington.BlogSite\\Pennington.BlogSite.csproj",

Pennington.slnx

@@ -7,7 +7,6 @@
     <Project Path="src/Pennington.DocSite.Api/Pennington.DocSite.Api.csproj" />
     <Project Path="src/Pennington.ApiMetadata/Pennington.ApiMetadata.csproj" />
     <Project Path="src/Pennington.ApiMetadata.Reflection/Pennington.ApiMetadata.Reflection.csproj" />
-    <Project Path="src/Pennington.Roslyn/Pennington.Roslyn.csproj" />
     <Project Path="src/Pennington.TreeSitter/Pennington.TreeSitter.csproj" />
     <Project Path="src/Pennington.TranslationAudit/Pennington.TranslationAudit.csproj" />
     <Project Path="src/Pennington.BlogSite/Pennington.BlogSite.csproj" />
@@ -17,7 +16,6 @@
   <Folder Name="/tests/">
     <Project Path="tests/Pennington.Tests/Pennington.Tests.csproj" />
     <Project Path="tests/Pennington.IntegrationTests/Pennington.IntegrationTests.csproj" />
-    <Project Path="tests/Pennington.Roslyn.Tests/Pennington.Roslyn.Tests.csproj" />
     <Project Path="tests/Pennington.TreeSitter.Tests/Pennington.TreeSitter.Tests.csproj" />
   </Folder>
   <Folder Name="/docs/">
@@ -38,8 +36,6 @@
     <Project Path="examples/BlogSiteHeroProjectsSocialsExample/BlogSiteHeroProjectsSocialsExample.csproj" />
     <Project Path="examples/BeyondLocaleExample/BeyondLocaleExample.csproj" />
     <Project Path="examples/BeyondTranslationAuditExample/BeyondTranslationAuditExample.csproj" />
-    <Project Path="examples/BeyondRoslynExample/BeyondRoslynExample.csproj" />
-    <Project Path="examples/BeyondRoslynExample/Sample/BeyondRoslynExample.Sample.csproj" />
     <Project Path="examples/BeyondTreeSitterExample/BeyondTreeSitterExample.csproj" />
     <Project Path="examples/BeyondCustomRazorComponentExample/BeyondCustomRazorComponentExample.csproj" />
     <Project Path="examples/BareHostRazorPageExample/BareHostRazorPageExample.csproj" />

README.md

@@ -24,7 +24,6 @@ dotnet add package Pennington.UI            # Razor components
 dotnet add package Pennington.MonorailCss   # Utility-first CSS
 dotnet add package Pennington.DocSite       # Documentation site template
 dotnet add package Pennington.BlogSite      # Blog site template
-dotnet add package Pennington.Roslyn        # Roslyn-based code extraction
 ```
 
 ## Quick Start