Major update

gateway/Program.cs

@@ -0,0 +1,25 @@
+using Ocelot.DependencyInjection;
+using Ocelot.Middleware;
+
+var builder = WebApplication.CreateBuilder(args);
+
+// Add services to the container.
+// Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
+builder.Services.AddEndpointsApiExplorer();
+builder.Services.AddSwaggerGen();
+
+builder.Configuration.AddJsonFile("ocelot.json", optional: false, reloadOnChange: true);
+builder.Services.AddOcelot(builder.Configuration);
+
+var app = builder.Build();
+
+// Configure the HTTP request pipeline.
+if (app.Environment.IsDevelopment())
+{
+    app.UseSwagger();
+    app.UseSwaggerUI();
+}
+
+await app.UseOcelot();
+
+app.Run();