chore: import upstream snapshot with attribution

dotnet/samples/Demos/ContentSafety/Program.cs

@@ -0,0 +1,64 @@
+// Copyright (c) Microsoft. All rights reserved.
+
+using Azure;
+using Azure.AI.ContentSafety;
+using ContentSafety.Extensions;
+using ContentSafety.Filters;
+using ContentSafety.Handlers;
+using ContentSafety.Options;
+using ContentSafety.Services.PromptShield;
+using Microsoft.SemanticKernel;
+
+var builder = WebApplication.CreateBuilder(args);
+
+// Get configuration
+var config = new ConfigurationBuilder()
+    .SetBasePath(Directory.GetCurrentDirectory())
+    .AddJsonFile("appsettings.json")
+    .AddJsonFile("appsettings.Development.json", true)
+    .AddUserSecrets<Program>()
+    .Build();
+
+var openAIOptions = config.GetValid<OpenAIOptions>(OpenAIOptions.SectionName);
+var azureContentSafetyOptions = config.GetValid<AzureContentSafetyOptions>(AzureContentSafetyOptions.SectionName);
+
+// Add services to the container.
+builder.Services.AddControllers();
+builder.Services.AddLogging(loggingBuilder => loggingBuilder.AddConsole());
+
+// Add Semantic Kernel
+builder.Services.AddKernel();
+builder.Services.AddOpenAIChatCompletion(openAIOptions.ChatModelId, openAIOptions.ApiKey);
+
+// Add Semantic Kernel prompt content safety filters
+builder.Services.AddSingleton<IPromptRenderFilter, TextModerationFilter>();
+builder.Services.AddSingleton<IPromptRenderFilter, AttackDetectionFilter>();
+
+// Add Azure AI Content Safety services
+builder.Services.AddSingleton<ContentSafetyClient>(_ =>
+{
+    return new ContentSafetyClient(
+        new Uri(azureContentSafetyOptions.Endpoint),
+        new AzureKeyCredential(azureContentSafetyOptions.ApiKey));
+});
+
+builder.Services.AddSingleton<PromptShieldService>(serviceProvider =>
+{
+    return new PromptShieldService(
+        serviceProvider.GetRequiredService<ContentSafetyClient>(),
+        azureContentSafetyOptions);
+});
+
+// Add exception handlers
+builder.Services.AddExceptionHandler<ContentSafetyExceptionHandler>();
+builder.Services.AddProblemDetails();
+
+var app = builder.Build();
+
+app.UseHttpsRedirection();
+app.UseAuthorization();
+app.UseExceptionHandler();
+
+app.MapControllers();
+
+app.Run();