fix: files in their projects

InServiceQue.Postgres/InjectionExtension.cs

@@ -0,0 +1,13 @@
+using InServiceQue.Core.Repositories;
+using Microsoft.Extensions.DependencyInjection;
+
+namespace InServiceQue.Postgres;
+
+public static class InjectionExtension
+{
+    public static IServiceCollection UsePostgres(this IServiceCollection services)
+    {
+        services.AddTransient<ITaskRepository, TaskRepository>();
+        return services;
+    }
+}