Add a minimum console demo app (#198)

* Add a minimum console demo app

* Remove hardcoded values from sample.

* Make console project .net 9.0 only.

* Move minimum console demo to demo folder.

* Fix framework issue with demo project.

* Undo unintended commit.

* Address PR comments

* Fix build issue.

* Address PR Comments

* Rename Agent to AIAgent in new console app.

dotnet/agent-framework-dotnet.slnx

@@ -24,6 +24,11 @@
       <BuildType Solution="Publish|*" Project="Release" />
     </Project>
   </Folder>
+  <Folder Name="/Demos/">
+    <Project Path="demos/MinimalConsole/MinimalConsole.csproj">
+      <BuildType Solution="Publish|*" Project="Release" />
+    </Project>
+  </Folder>
   <Folder Name="/Samples/">
     <Project Path="samples/GettingStarted/GettingStarted.csproj">
       <BuildType Solution="Publish|*" Project="Debug" />

dotnet/demos/.editorconfig

@@ -0,0 +1,8 @@
+# Suppressing errors for Sample projects under dotnet/samples folder
+[*.cs]
+dotnet_diagnostic.CA2007.severity = none # Do not directly await a Task
+dotnet_diagnostic.CS1591.severity = none # Missing XML comment for publicly visible type or member
+dotnet_diagnostic.IDE1006.severity = warning # Naming rule violations
+dotnet_diagnostic.VSTHRD111.severity = none # Use .ConfigureAwait(bool) is hidden by default, set to none to prevent IDE from changing on autosave
+dotnet_diagnostic.CA1716.severity = none # Add summary to documentation comment.
+dotnet_diagnostic.CA2000.severity = none # Call System.IDisposable.Dispose on object before all references to it are out of scope

dotnet/demos/MinimalConsole/MinimalConsole.csproj

@@ -0,0 +1,19 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFrameworks>$(ProjectsTargetFrameworks)</TargetFrameworks>
+    <TargetFrameworks Condition="'$(Configuration)' == 'Debug'">$(ProjectsDebugTargetFrameworks)</TargetFrameworks>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Azure.AI.OpenAI" />
+    <PackageReference Include="Azure.Identity" />
+    <PackageReference Include="Microsoft.Extensions.AI.OpenAI" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\src\Microsoft.Extensions.AI.Agents\Microsoft.Extensions.AI.Agents.csproj" />
+  </ItemGroup>
+
+</Project>

dotnet/demos/MinimalConsole/Program.cs

@@ -0,0 +1,27 @@
+// Copyright (c) Microsoft. All rights reserved.
+
+using System;
+using System.ComponentModel;
+using Azure.AI.OpenAI;
+using Azure.Identity;
+using Microsoft.Extensions.AI;
+using Microsoft.Extensions.AI.Agents;
+
+[Description("Get the weather for a given location.")]
+static string GetWeather([Description("The location to get the weather for.")] string location)
+{
+    return $"The weather in {location} is cloudy with a high of 15°C.";
+}
+
+IChatClient chatClient = new AzureOpenAIClient(
+    new Uri(Environment.GetEnvironmentVariable("AZURE_OPENAI_ENDPOINT")!),
+    new AzureCliCredential())
+     .GetChatClient("gpt-4o-mini")
+     .AsIChatClient();
+
+AIAgent agent = new ChatClientAgent(
+    chatClient,
+    instructions: "You are a helpful assistant, you can help the user with weather information.",
+    tools: [AIFunctionFactory.Create(GetWeather)]);
+
+Console.WriteLine(await agent.RunAsync("What's the weather in Amsterdam?"));