feat ocelot

Src/Gateway/Program.cs

@@ -0,0 +1,16 @@
+using Ocelot.DependencyInjection;
+using Ocelot.Middleware;
+
+var builder = WebApplication.CreateBuilder(args);
+builder.Configuration.AddJsonFile("ocelot.json", true, true);
+// Add services to the container.
+
+builder.Services.AddOcelot();
+
+var app = builder.Build();
+
+// Configure the HTTP request pipeline.
+
+app.UseOcelot().Wait();
+
+app.Run();