Merge pull request #960 from dongfo/master

add  config of Gateway from yarp.json.

gateways/internal/LINGYUN.MicroService.Internal.ApiGateway/src/LINGYUN.MicroService.Internal.Gateway/AbpHostingHostBuilderExtensions.cs

@@ -0,0 +1,24 @@
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.Hosting;
+
+namespace LINGYUN.MicroService.Internal.Gateway;
+
+public static class AbpHostingHostBuilderExtensions
+{
+    public const string AppYarpJsonPath = "yarp.json";
+    public static IHostBuilder AddYarpJson(
+        this IHostBuilder hostBuilder,
+        bool optional = true,
+        bool reloadOnChange = true,
+        string path = AppYarpJsonPath)
+    {
+        return hostBuilder.ConfigureAppConfiguration((_, builder) =>
+        {
+            builder.AddJsonFile(
+                path: AppYarpJsonPath,
+                optional: optional,
+                reloadOnChange: reloadOnChange
+            );
+        });
+    }
+}

gateways/internal/LINGYUN.MicroService.Internal.ApiGateway/src/LINGYUN.MicroService.Internal.Gateway/Program.cs

@@ -19,6 +19,7 @@ public static async Task<int> Main(string[] args)
             var builder = WebApplication.CreateBuilder(args);
             builder.Host.AddAppSettingsSecretsJson()
                 .UseAutofac()
+                .AddYarpJson()
                 .ConfigureAppConfiguration((context, config) =>
                 {
                     var configuration = config.Build();