Adding a US Core 6 capability.

Author: v-isyamauchi-gh

src/Microsoft.Health.Fhir.Shared.Core/Features/Conformance/USCore6InstantiateCapability.cs

@@ -0,0 +1,24 @@
+// -------------------------------------------------------------------------------------------------
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License (MIT). See LICENSE in the repo root for license information.
+// -------------------------------------------------------------------------------------------------
+
+using System.Collections.Generic;
+using Microsoft.Health.Fhir.Shared.Core.Features.Conformance;
+
+namespace Microsoft.Health.Fhir.Core.Features.Conformance
+{
+    public class USCore6InstantiateCapability : IInstantiateCapability
+    {
+        private static readonly string[] Urls =
+        {
+            "http://hl7.org/fhir/us/core/CapabilityStatement/us-core-server",
+        };
+
+        public bool TryGetUrls(out IEnumerable<string> urls)
+        {
+            urls = Urls;
+            return true;
+        }
+    }
+}

src/Microsoft.Health.Fhir.Shared.Core/Microsoft.Health.Fhir.Shared.Core.projitems

@@ -22,6 +22,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)Features\Conformance\InstantiatesCapabilityProvider.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Features\Conformance\SmartV2InstantiateCapability.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Features\Conformance\TerminologyRequestHandler.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)Features\Conformance\USCore6InstantiateCapability.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Features\DefaultParserSettings.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Features\Operations\Everything\EverythingOperationParameterNames.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Features\Operations\Everything\EverythingOperationContinuationToken.cs" />