chore: import upstream snapshot with attribution

dotnet/samples/Demos/AgentFrameworkWithAspire/ChatWithAgent.Web/Program.cs

@@ -0,0 +1,49 @@
+// Copyright (c) Microsoft. All rights reserved.
+
+#pragma warning disable IDE0005 // Using directive is unnecessary
+using ChatWithAgent.Web;
+using ChatWithAgent.Web.Components;
+using Microsoft.AspNetCore.Http.Timeouts;
+using Microsoft.Extensions.Http.Resilience;
+#pragma warning restore IDE0005 // Using directive is unnecessary
+
+var builder = WebApplication.CreateBuilder(args);
+
+// Add service defaults & Aspire client integrations.
+builder.AddServiceDefaults();
+
+// Add services to the container.
+builder.Services.AddRazorComponents()
+    .AddInteractiveServerComponents();
+
+builder.Services.AddOutputCache();
+
+builder.Services.AddHttpClient<AgentCompletionsApiClient>(client =>
+    {
+        // This URL uses "https+http://" to indicate HTTPS is preferred over HTTP.
+        // Learn more about service discovery scheme resolution at https://aka.ms/dotnet/sdschemes.
+        client.BaseAddress = new("https+http://apiservice");
+    });
+
+var app = builder.Build();
+
+if (!app.Environment.IsDevelopment())
+{
+    app.UseExceptionHandler("/Error", createScopeForErrors: true);
+    // The default HSTS value is 30 days. You may want to change this for production scenarios, see https://aka.ms/aspnetcore-hsts.
+    app.UseHsts();
+}
+
+app.UseHttpsRedirection();
+
+app.UseStaticFiles();
+app.UseAntiforgery();
+
+app.UseOutputCache();
+
+app.MapRazorComponents<App>()
+    .AddInteractiveServerRenderMode();
+
+app.MapDefaultEndpoints();
+
+app.Run();