Revert breaking OpenAPI v3.x upgrades and fix Spectre.Console.Cli signature (#287)

* Initial plan

* Revert OpenAPI package upgrades and fix Spectre.Console.Cli breaking change

Co-authored-by: christianhelle <710400+christianhelle@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: christianhelle <710400+christianhelle@users.noreply.github.com>

Author: Copilot

src/HttpGenerator.Core/HttpGenerator.Core.csproj

@@ -14,7 +14,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All" />
-    <PackageReference Include="Microsoft.OpenApi" Version="3.0.1" />
+    <PackageReference Include="Microsoft.OpenApi" Version="1.6.28" />
     <PackageReference Include="Microsoft.OpenApi.Readers" Version="1.6.28" />
     <PackageReference Include="Microsoft.Extensions.Azure" Version="1.13.1" />
     <PackageReference Include="System.Text.Json" Version="9.0.10" />

src/HttpGenerator/GenerateCommand.cs

@@ -13,7 +13,7 @@ public class GenerateCommand : AsyncCommand<Settings>
 {
     private static readonly string Crlf = Environment.NewLine;
 
-    public override async Task<int> ExecuteAsync(CommandContext context, Settings settings)
+    public override async Task<int> ExecuteAsync(CommandContext context, Settings settings, CancellationToken cancellationToken = default)
     {
         Analytics.Configure(settings);
 

src/HttpGenerator/HttpGenerator.csproj

@@ -15,7 +15,7 @@
     <ItemGroup>
         <PackageReference Include="Exceptionless" Version="6.1.0" />
         <PackageReference Include="Microsoft.ApplicationInsights.WindowsServer" Version="2.23.0" />
-        <PackageReference Include="Microsoft.OpenApi.OData" Version="3.0.0" />
+        <PackageReference Include="Microsoft.OpenApi.OData" Version="1.7.5" />
         <PackageReference Include="Microsoft.OpenApi.Readers" Version="1.6.28" />
         <PackageReference Include="Spectre.Console.Cli" Version="0.53.0" />
         <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All" />