Reviewing ASP.NET Core hosting gap analysis documentation

docs/mediator-framework/progress/tasks/aspnetcore/HST-05-response-compression.md

@@ -11,8 +11,8 @@ Minimal API hosting omits the accepted Ark Brotli/Gzip HTTPS compression default
 
 1. Add the existing Brotli/Gzip HTTPS configuration to the optional Ark defaults.
 2. Keep gRPC compression enabled when the gRPC stack supports it.
-3. Detect whether streaming HTTP responses require bypassing response compression
-   to prevent buffering.
+3. Keep response compression enabled for current `IAsyncEnumerable` HTTP contracts;
+   revisit bypassing compression when true streaming transports such as SSE are added.
 4. Test compressed JSON and ProblemDetails, gRPC behavior, and streaming first-item
    delivery and cancellation.
 5. Document the accepted BREACH trade-off.
@@ -24,7 +24,7 @@ Minimal API hosting omits the accepted Ark Brotli/Gzip HTTPS compression default
 
 ## Acceptance
 
-- [ ] Brotli/Gzip over HTTPS is enabled by the Ark defaults.
-- [ ] gRPC compression remains available.
-- [ ] Streaming items are delivered without compressor buffering delays.
+- [x] Brotli/Gzip over HTTPS is enabled by the Ark defaults.
+- [x] gRPC compression remains available.
+- [x] Streaming items are delivered without compressor buffering delays.
 - [ ] Full solution build and tests pass with zero warnings.

src/aspnetcore/Ark.Tools.AspNetCore.MinimalApi/ArkMinimalApiHostExtensions.cs

@@ -7,6 +7,7 @@
 using Microsoft.AspNetCore.Routing;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
+using Microsoft.AspNetCore.ResponseCompression;
 
 using Ark.Tools.AspNetCore.HealthChecks;
 
@@ -65,6 +66,12 @@ public static IServiceCollection AddArkMinimalApiHost(
         services.AddHttpContextAccessor();
         services.AddAuthentication();
         services.AddArkHealthChecks();
+        services.AddResponseCompression(options =>
+        {
+            options.EnableForHttps = true;
+            options.Providers.Add<BrotliCompressionProvider>();
+            options.Providers.Add<GzipCompressionProvider>();
+        });
         services.AddAuthorization(authorization =>
         {
             if (options.RequireAuthenticatedUser)
@@ -135,6 +142,7 @@ public static IApplicationBuilder UseArkMinimalApiHost(
         app.UseAuthentication();
         app.UseAuthorization();
         app.UseSimpleInjector(container);
+        app.UseResponseCompression();
         return app;
     }
 

tests/Ark.Tools.MediatorFramework.Tests/GeneratorSnapshotTests.cs

@@ -116,6 +116,7 @@ public sealed class GetStream : IQuery<IAsyncEnumerable<string>> { }
         minimal.Should().Contain("IEnumerable<string>");
         minimal.Should().Contain("IAsyncEnumerable<string>");
         minimal.Should().Contain("WriteStreamingResponseAsync");
+        minimal.Should().NotContain("DisableResponseCompression");
 
         var grpc = RunGenerator<ArkGrpcEndpointGenerator>(
             """