120: Added empty library for langfuse integration

API/ASSISTENTE.API/ApiSettings.cs

@@ -1,6 +1,7 @@
 using ASSISTENTE.Client.Internal.Settings;
 using ASSISTENTE.Infrastructure.Embeddings.Settings;
 using ASSISTENTE.Infrastructure.Firecrawl.Settings;
+using ASSISTENTE.Infrastructure.Langfuse.Settings;
 using ASSISTENTE.Infrastructure.LLM.Settings;
 using ASSISTENTE.Infrastructure.Qdrant.Settings;
 using ASSISTENTE.Module;
@@ -17,7 +18,8 @@ internal sealed class ApiSettings :
     ISeqSettings, 
     IRabbitSettings, 
     IObservabilitySettings, 
-    IAuthenticationSettings
+    IAuthenticationSettings,
+    ILangfuseSettings
 {
     public required InternalApiSettings InternalApi { get; init; }
     public required SeqSettings Seq { get; init; }
@@ -29,4 +31,5 @@ internal sealed class ApiSettings :
     public required ObservabilitySettings Observability { get; init; }
     public required AuthenticationSettings Authentication { get; init; }
     public required FirecrawlSettings Firecrawl { get; init; }
+    public required LangfuseSettings Langfuse { get; init; }
 }

API/ASSISTENTE.Infrastructure.Langfuse/ASSISTENTE.Infrastructure.Langfuse.csproj

@@ -0,0 +1,18 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <TargetFramework>net9.0</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+    </PropertyGroup>
+
+    <ItemGroup>
+        <PackageReference Include="SOFTURE.Results" Version="0.1.1" />
+        <PackageReference Include="SOFTURE.Settings" Version="0.1.1" />
+    </ItemGroup>
+
+    <ItemGroup>
+        <InternalsVisibleTo Include="ASSISTENTE.Infrastructure"/>
+    </ItemGroup>
+
+</Project>

API/ASSISTENTE.Infrastructure.Langfuse/Contracts/ILangfuseService.cs

@@ -0,0 +1,8 @@
+using CSharpFunctionalExtensions;
+
+namespace ASSISTENTE.Infrastructure.Langfuse.Contracts;
+
+public interface ILangfuseService
+{
+    Task<Result> CreateIngestionAsync();
+}

API/ASSISTENTE.Infrastructure.Langfuse/DependencyInjection.cs

@@ -0,0 +1,24 @@
+using ASSISTENTE.Infrastructure.Langfuse.Contracts;
+using ASSISTENTE.Infrastructure.Langfuse.Settings;
+using Microsoft.Extensions.DependencyInjection;
+
+namespace ASSISTENTE.Infrastructure.Langfuse
+{
+    internal static class DependencyInjection
+    {
+        public static IServiceCollection AddLangfuse<TSettings>(this IServiceCollection services)
+            where TSettings : ILangfuseSettings
+        {
+            // services.AddSingleton<[CLIENT]>(serviceProvider =>
+            // {
+            //     var langfuseSettings = serviceProvider.GetRequiredService<TSettings>().Langfuse;
+            //
+            //     return [CLIENT]
+            // });
+
+            services.AddScoped<ILangfuseService, LangfuseService>();
+
+            return services;
+        }
+    }
+}

API/ASSISTENTE.Infrastructure.Langfuse/LangfuseService.cs

@@ -0,0 +1,12 @@
+using ASSISTENTE.Infrastructure.Langfuse.Contracts;
+using CSharpFunctionalExtensions;
+
+namespace ASSISTENTE.Infrastructure.Langfuse;
+
+internal sealed class LangfuseService() : ILangfuseService
+{
+    public async Task<Result> CreateIngestionAsync()
+    {
+        return Result.Success();
+    }
+}

API/ASSISTENTE.Infrastructure.Langfuse/Settings/ILangfuseSettings.cs

@@ -0,0 +1,6 @@
+namespace ASSISTENTE.Infrastructure.Langfuse.Settings;
+
+public interface ILangfuseSettings
+{
+    LangfuseSettings Langfuse { get; init; }
+}

API/ASSISTENTE.Infrastructure.Langfuse/Settings/LangfuseSettings.cs

@@ -0,0 +1,8 @@
+namespace ASSISTENTE.Infrastructure.Langfuse.Settings;
+
+public sealed class LangfuseSettings
+{
+    public required string SecretKey { get; init; }
+    public required string PublicKey { get; init; }
+    public required string Host { get; init; }
+}