chore(main): release 3.10.0

Author: github-actions[bot]

.release-please-manifest.json

@@ -1,3 +1,3 @@
 {
-  ".": "3.9.1"
+  ".": "3.10.0"
 }

CHANGELOG.md

@@ -1,5 +1,21 @@
 # Changelog
 
+## [3.10.0](https://github.com/adcontextprotocol/adcp-client-python/compare/v3.9.1...v3.10.0) (2026-03-16)
+
+
+### Features
+
+* add RC2 governance support and full spec coverage ([523ea20](https://github.com/adcontextprotocol/adcp-client-python/commit/523ea204d3a137480681cbf13dd0005517e3a3d9))
+* filter MCP tools by handler type, add webhook replay protection ([ae7f378](https://github.com/adcontextprotocol/adcp-client-python/commit/ae7f3781069b09e9f583bb010c3848c6ba7b19a2))
+
+
+### Bug Fixes
+
+* address PR review feedback (FieldModel collision, handler boilerplate, deprecation aliases) ([b9eac61](https://github.com/adcontextprotocol/adcp-client-python/commit/b9eac61a1a76a295c7a2cd31fb92d40487dfee7d))
+* replace TypeAdapter with model_validate, tighten slug regex ([103d616](https://github.com/adcontextprotocol/adcp-client-python/commit/103d6168374feeace1630eb442e8df7f5469a426))
+* require webhook headers when secret configured, restrict unknown handler tools ([12f1080](https://github.com/adcontextprotocol/adcp-client-python/commit/12f1080106cdd2e962bc7cf544b6c9bb23cb42dd))
+* walk MRO for tool filtering, add tool name validation ([39985e5](https://github.com/adcontextprotocol/adcp-client-python/commit/39985e51153c125866ee354ac5862f0eb525362f))
+
 ## [3.9.1](https://github.com/adcontextprotocol/adcp-client-python/compare/v3.9.0...v3.9.1) (2026-03-16)
 
 

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "adcp"
-version = "3.9.1"
+version = "3.10.0"
 description = "Official Python client for the Ad Context Protocol (AdCP)"
 authors = [
     {name = "AdCP Community", email = "maintainers@adcontextprotocol.org"}

src/adcp/__init__.py

@@ -383,7 +383,7 @@
     get_adcp_signed_headers_for_webhook,
 )
 
-__version__ = "3.9.1"
+__version__ = "3.10.0"
 
 
 def get_adcp_version() -> str: