fix: 兼容swagger旧路径并修复测试构建

src/Core/TakeoutSaaS.Shared.Web/Swagger/SwaggerExtensions.cs

@@ -52,8 +52,10 @@ public static class SwaggerExtensions
         var provider = app.ApplicationServices.GetRequiredService<IApiVersionDescriptionProvider>();
         var settings = app.ApplicationServices.GetRequiredService<SwaggerDocumentSettings>();
         const string routePrefix = "api/docs";
-        // 1. 注册 Swagger 中间件
+        const string legacyRoutePrefix = "swagger";
+        // 1. 注册 Swagger 中间件（新旧入口同时支持）
         app.UseSwagger(options => { options.RouteTemplate = $"{routePrefix}/{{documentName}}/swagger.json"; });
+        app.UseSwagger(options => { options.RouteTemplate = $"{legacyRoutePrefix}/{{documentName}}/swagger.json"; });
         app.UseSwaggerUI(options =>
         {
             options.RoutePrefix = routePrefix;
@@ -67,6 +69,19 @@ public static class SwaggerExtensions
             // 2. 显示请求耗时
             options.DisplayRequestDuration();
         });
+        app.UseSwaggerUI(options =>
+        {
+            options.RoutePrefix = legacyRoutePrefix;
+            foreach (var description in provider.ApiVersionDescriptions)
+            {
+                // 3. 使用相对路径适配反向代理/网关前缀
+                options.SwaggerEndpoint(
+                    $"./{description.GroupName}/swagger.json",
+                    $"{settings.Title} {description.ApiVersion}");
+            }
+            // 2. 显示请求耗时
+            options.DisplayRequestDuration();
+        });
         return app;
     }
 }