Replace Pixely.Architecture with Pixely.Fitness and ship the peach architecture document

AGENTS.md

@@ -16,12 +16,11 @@
 - `docs/render-pass-flow.md` - Rendering architecture overview, CommandBuffer vs RenderPass, push constants, binding order
 - `docs/subrenderers.md` - Composing multiple renderers within IRenderer<T> (ordering members, IEnumerable injection)
 - `docs/ui.md` - Pixely.Ui retained UI: elements, sizing and layouts, views and view models, pointer and focus routing, text fields, styling
-- `docs/architecture-concept.md` - MVP + CQS + Events: layer responsibilities, boundary contract vs. internal representation, per-genre decision framework
-- `docs/architecture-library.md` - Pixely.Architecture API: command/query handlers, dispatcher, domain event stream/cursor, pump, post-dispatch hooks, registration extensions
-- `docs/architecture-testing.md` - Pixely.Architecture.Testing: CqsConventions and ModelBoundary checks that enforce the architecture-concept.md boundary claims as unit tests
 - `docs/path-finding-grids.md` - Pixely.PathFinding.Grids: grid geometry, clearance-based agent footprints, connectivity and the corner rule, overlays, the admissible grid heuristic
 - `docs/development-packages.md` - Consuming packages from the public development feed
 - `docs/taskbar-icons.md` - Application-wide taskbar and Dock icons loaded from virtual content
+- `docs/peach-architecture.md` - Peach architecture for games built on Pixely: project layout, Game/Frontend boundary, stages, systems, AI and scenario projects; shipped in the package under `docs/` and enforced by Pixely.Fitness
+- `docs/fitness.md` - Pixely.Fitness: PeachArchitectureOptions, evaluating and asserting a FitnessReport from a game's tests, adding other rule sets
 
 ## Maintenance
 

Pixely.slnx

@@ -6,8 +6,7 @@
     <Project Path="packaging/Pixely/Pixely.Package.csproj" />
   </Folder>
   <Folder Name="/src/">
-    <Project Path="src/Pixely.Architecture/Pixely.Architecture.csproj" />
-    <Project Path="src/Pixely.Architecture.Testing/Pixely.Architecture.Testing.csproj" />
+    <Project Path="src/Pixely.Fitness/Pixely.Fitness.csproj" />
     <Project Path="src/Pixely.PathFinding/Pixely.PathFinding.csproj" />
     <Project Path="src/Pixely.Audio/Pixely.Audio.csproj" />
     <Project Path="src/Pixely.Collections/Pixely.Collections.csproj" />
@@ -34,9 +33,7 @@
     <Project Path="tests/Pixely.SdlangCompiler.Tests/Pixely.SdlangCompiler.Tests.csproj" />
     <Project Path="tests/Pixely.DependencyInjection.Generator.Tests/Pixely.DependencyInjection.Generator.Tests.csproj" />
     <Project Path="tests/Pixely.DependencyInjection.Tests/Pixely.DependencyInjection.Tests.csproj" />
-    <Project Path="tests/Pixely.Architecture.Tests/Pixely.Architecture.Tests.csproj" />
     <Project Path="tests/Pixely.Ui.Tests/Pixely.Ui.Tests.csproj" />
-    <Project Path="tests/Pixely.Architecture.Testing.Tests/Pixely.Architecture.Testing.Tests.csproj" />
     <Project Path="tests/Pixely.Events.Tests/Pixely.Events.Tests.csproj" />
     <Project Path="tests/Pixely.Logging.Tests/Pixely.Logging.Tests.csproj" />
     <Project Path="tests/Pixely.Package.Tests/Pixely.Package.Tests.csproj" />

README.md

@@ -38,6 +38,12 @@ made through AI pair-programming: botoddly contributes the implementation work,
 and stanoddly reviews, directs, and merges the changes through PRs. Earlier
 parts of the project were mostly written manually.
 
+## Documentation
+
+`docs/` is shipped inside the NuGet package. In a project that references
+Pixely, `dotnet msbuild -getProperty:PixelyDocsDirectory` prints where the
+package version's copy lives.
+
 ## License
 
 MIT.