Merge pull request #2651 from microsoft/release-please--branches--main--components--Microsoft.OpenApi

chore(main): release 3.1.0

Author: baywet

.release-please-manifest.json

@@ -1,3 +1,3 @@
 {
-  ".": "3.0.3"
+  ".": "3.1.0"
 }

CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## [3.1.0](https://github.com/microsoft/OpenAPI.NET/compare/v3.0.3...v3.1.0) (2025-12-17)
+
+
+### Features
+
+* Add `type: "null"` downcasting when in oneOf and anyOf for OpenAPI v3 ([782cf8d](https://github.com/microsoft/OpenAPI.NET/commit/782cf8d1ff8166e3c7be706e08dabf168b9616a4))
+
 ## [3.0.3](https://github.com/microsoft/OpenAPI.NET/compare/v3.0.2...v3.0.3) (2025-12-16)
 
 ### Bug Fixes

Directory.Build.props

@@ -12,7 +12,7 @@
     <PackageProjectUrl>https://github.com/Microsoft/OpenAPI.NET</PackageProjectUrl>
     <Copyright>© Microsoft Corporation. All rights reserved.</Copyright>
     <PackageTags>OpenAPI .NET</PackageTags>
-    <Version>3.0.3</Version>
+    <Version>3.1.0</Version>
   </PropertyGroup>
   <!-- https://github.com/clairernovotny/DeterministicBuilds#deterministic-builds -->
   <PropertyGroup Condition="'$(TF_BUILD)' == 'true'">