init

.gitignore

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+.vs
+bin
+obj
+*.user

Program.cs

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+using Microsoft.AspNetCore.Builder;
+using Microsoft.Extensions.DependencyInjection;
+
+var builder = WebApplication.CreateBuilder(args);
+
+var reverseProxyConfig = builder.Configuration.GetSection("ReverseProxy");
+
+builder.Services.AddReverseProxy().LoadFromConfig(reverseProxyConfig);
+
+var app = builder.Build();
+
+app.UseRouting();
+
+app.MapReverseProxy();
+
+app.Run();

Properties/PublishProfiles/FolderProfile.pubxml

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+<?xml version="1.0" encoding="utf-8"?>
+<!--
+https://go.microsoft.com/fwlink/?LinkID=208121.
+-->
+<Project>
+  <PropertyGroup>
+    <Configuration>Release</Configuration>
+    <Platform>Any CPU</Platform>
+    <PublishDir>bin\Release\net7.0\publish\linux-x64\</PublishDir>
+    <PublishProtocol>FileSystem</PublishProtocol>
+    <_TargetId>Folder</_TargetId>
+    <TargetFramework>net7.0</TargetFramework>
+    <RuntimeIdentifier>linux-x64</RuntimeIdentifier>
+    <SelfContained>true</SelfContained>
+    <PublishSingleFile>true</PublishSingleFile>
+    <PublishTrimmed>false</PublishTrimmed>
+  </PropertyGroup>
+</Project>

WebProxy.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net7.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <None Remove="appsettings.json" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Content Include="appsettings.json">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </Content>
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Yarp.ReverseProxy" Version="2.0.0" />
+  </ItemGroup>
+
+</Project>

WebProxy.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.5.33530.505
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "WebProxy", "WebProxy.csproj", "{F86D9D9B-DC67-42B4-AAEA-14562C6501BA}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{F86D9D9B-DC67-42B4-AAEA-14562C6501BA}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{F86D9D9B-DC67-42B4-AAEA-14562C6501BA}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{F86D9D9B-DC67-42B4-AAEA-14562C6501BA}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{F86D9D9B-DC67-42B4-AAEA-14562C6501BA}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {7EF45312-00A6-406A-B1C6-813B8CA8B93A}
+	EndGlobalSection
+EndGlobal

appsettings.json

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+{
+  "ReverseProxy": {
+    "Routes": {
+      "route1": {
+        "ClusterId": "yarp",
+        "Match": {
+          "Path": "{**catch-all}"
+        }
+      }
+    },
+    "Clusters": {
+      "yarp": {
+        "LoadBalancingPolicy": "RoundRobin",
+        "Destinations": {
+          "openai": {
+            "Address": "https://api.openai.com/"
+          }
+        }
+      }
+    }
+  }
+}