feat(api): DI-register 5 nodes + NATS provider; enable pending integration tests

src/VolcanicCore.Api/Program.cs

@@ -7,8 +7,10 @@ using VolcanicCore.Api.Registries;
 using VolcanicCore.Core;
 using VolcanicCore.Persistence;
 using VolcanicCore.Persistence.Encryption;
+using VolcanicCore.Nodes;
 using VolcanicCore.Persistence.Migrations;
 using VolcanicCore.Persistence.Repositories;
+using VolcanicCore.Providers;
 
 var builder = WebApplication.CreateBuilder(args);
 
@@ -120,6 +122,9 @@ builder.Services.AddSingleton<IConnectionInstanceRegistry>(sp =>
 builder.Services.AddSingleton<WebhookRouter>();
 builder.Services.AddSingleton<WebhookRegistry>();
 
+builder.Services.AddVolcanicProviders();
+builder.Services.AddVolcanicNodes();
+
 builder.Services.AddSingleton<Executor>();
 builder.Services.AddSingleton<TriggerHost>();
 builder.Services.AddSingleton<IWorkflowLifecycle>(sp => sp.GetRequiredService<TriggerHost>());

src/VolcanicCore.Nodes/ServiceCollectionExtensions.cs

@@ -0,0 +1,17 @@
+using Microsoft.Extensions.DependencyInjection;
+using VolcanicCore.Core;
+
+namespace VolcanicCore.Nodes;
+
+public static class ServiceCollectionExtensions
+{
+    public static IServiceCollection AddVolcanicNodes(this IServiceCollection services)
+    {
+        services.AddSingleton<INodeType, NatsHookNode>();
+        services.AddSingleton<INodeType, NatsPublishNode>();
+        services.AddSingleton<INodeType, WebhookNode>();
+        services.AddSingleton<INodeType, WebResponseNode>();
+        services.AddSingleton<INodeType, PythonTransformNode>();
+        return services;
+    }
+}