Use ILRepack to include Microsoft.OpenApi as internal (#1290)

* .

* Use ILRepack to include Microsoft.OpenApi as internal

* ...

* OpenApiSpecificationVersion

* .

* 080

* 4

src/WireMock.Net.OpenApiParser/Models/OpenApiDiagnostic.cs

@@ -0,0 +1,28 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT license.
+
+using System.Collections.Generic;
+using RamlToOpenApiConverter;
+
+namespace WireMock.Net.OpenApiParser.Models;
+
+/// <summary>
+/// Object containing all diagnostic information related to Open API parsing.
+/// </summary>
+public class OpenApiDiagnostic
+{
+    /// <summary>
+    /// List of all errors.
+    /// </summary>
+    public List<OpenApiError> Errors { get; set; } = [];
+
+    /// <summary>
+    /// List of all warnings
+    /// </summary>
+    public List<OpenApiError> Warnings { get; set; } = [];
+
+    /// <summary>
+    /// Open API specification version of the document parsed.
+    /// </summary>
+    public OpenApiSpecificationVersion SpecificationVersion { get; set; }
+}