adding composite json scenario.

docker/container-matrix/Middleware-composite.dockerfile

@@ -0,0 +1,11 @@
+FROM mcr.microsoft.com/dotnet/nightly/sdk:latest AS build
+WORKDIR /app
+COPY . .
+RUN dotnet publish src/Benchmarks/Benchmarks.csproj -c Release -o out -f net7.0 /p:BenchmarksTargetFramework=net7.0 /p:MicrosoftAspNetCoreAppPackageVersion=$ASPNET_VERSION
+
+FROM composite.azurecr.io/aspnet-composite:7.0 AS runtime
+# ENV ASPNETCORE_URLS http://*:5000
+WORKDIR /app
+COPY --from=build /app/out ./
+
+ENTRYPOINT ["dotnet", "Benchmarks.dll"]

scenarios/containers.benchmarks.yml

@@ -50,6 +50,46 @@ scenarios:
         path: /fortunes/raw
         serverPort: 8080
 
+  mvcjson_aspnet:
+    application:
+      job: aspnet
+      variables:
+        scenario: mvcjson
+    load:
+      job: wrk
+      variables:
+        presetHeaders: json
+        path: /mvc/json
+        serverPort: 8080
+
+  json_aspnet_composite:
+    application:
+      job: aspnet
+      source:
+        dockerFile: docker/container-matrix/Middleware-composite.dockerfile
+      variables:
+        scenario: json
+    load:
+      job: wrk
+      variables:
+        presetHeaders: json
+        path: /json
+        serverPort: 8080
+
+  mvcjson_aspnet_composite:
+    application:
+      job: aspnet
+      source:
+        dockerFile: docker/container-matrix/Middleware-composite.dockerfile
+      variables:
+        scenario: mvcjson
+    load:
+      job: wrk
+      variables:
+        presetHeaders: json
+        path: /mvc/json
+        serverPort: 8080
+
   json_aspnet_net6:
     application:
       job: aspnet