release: v2.2.0-rc0

CHANGELOG.md

@@ -7,9 +7,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [2.2.0] — 2026-10-29
+
 This section accumulates work toward the **2.2.0** milestone
 ([2.2.0](https://github.com/bytedance/deer-flow/milestone/3)).
-As of 2026-10-28, the milestone includes **1068 merged pull requests**.
+This release closes that milestone with **1068 merged pull requests**.
 
 ### Added
 
@@ -13836,7 +13838,8 @@ with **180 merged pull requests** since the first 2.0 milestone tag.
 - **ci:** Consolidate PR/issue labeling and fix the reviewing-job crash and
   label thrash. ([#3455])
 
-[Unreleased]: https://github.com/bytedance/deer-flow/compare/v2.1.0...HEAD
+[Unreleased]: https://github.com/bytedance/deer-flow/compare/v2.2.0...HEAD
+[2.2.0]: https://github.com/bytedance/deer-flow/releases/tag/v2.2.0
 [2.1.0]: https://github.com/bytedance/deer-flow/releases/tag/v2.1.0
 [2.0.0]: https://github.com/bytedance/deer-flow/releases/tag/v2.0.0
 

CHANGELOG_zh.md

@@ -9,8 +9,10 @@
 
 ## [未发布]
 
+## [2.2.0] — 2026-10-29
+
 本节累积面向 **2.2.0** 里程碑（[2.2.0](https://github.com/bytedance/deer-flow/milestone/3)）的工作。
-截至 2026-10-28，该里程碑已合并 **1068 个拉取请求**。
+该里程碑随本次发布收尾，共合并 **1068 个拉取请求**。
 
 ### 新增
 
@@ -10607,7 +10609,8 @@ DeerFlow 2.0 是围绕"超级智能体"框架的彻底重写，核心包含子
 - **CI：** 统一 PR / issue 打标签逻辑，修复 reviewing 任务的崩溃与标签抖动。
   ([#3455])
 
-[未发布]: https://github.com/bytedance/deer-flow/compare/v2.1.0...HEAD
+[未发布]: https://github.com/bytedance/deer-flow/compare/v2.2.0...HEAD
+[2.2.0]: https://github.com/bytedance/deer-flow/releases/tag/v2.2.0
 [2.1.0]: https://github.com/bytedance/deer-flow/releases/tag/v2.1.0
 [2.0.0]: https://github.com/bytedance/deer-flow/releases/tag/v2.0.0
 

backend/packages/harness/pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "deerflow-harness"
-version = "2.1.0"
+version = "2.2.0-rc0"
 description = "DeerFlow agent harness framework"
 requires-python = ">=3.12"
 dependencies = [

backend/pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "deer-flow"
-version = "2.2.0-dev"
+version = "2.2.0-rc0"
 description = "LangGraph-based AI agent system with sandbox execution capabilities"
 readme = "README.md"
 requires-python = ">=3.12"

backend/uv.lock

@@ -1,5 +1,5 @@
 version = 1
-revision = 5
+revision = 3
 requires-python = ">=3.12"
 resolution-markers = [
     "python_full_version >= '3.14' and sys_platform == 'win32'",
@@ -845,9 +845,8 @@ wheels = [
 
 [[package]]
 name = "deer-flow"
-version = "2.2.0.dev0"
+version = "2.2.0rc0"
 source = { virtual = "." }
-default-groups = ["dev", "extensions"]
 dependencies = [
     { name = "bcrypt" },
     { name = "deerflow-extension-api" },
@@ -972,7 +971,7 @@ source = { editable = "packages/extension-api" }
 
 [[package]]
 name = "deerflow-harness"
-version = "2.1.0"
+version = "2.2.0rc0"
 source = { editable = "packages/harness" }
 dependencies = [
     { name = "agent-client-protocol" },
@@ -4654,8 +4653,8 @@ name = "standard-aifc"
 version = "3.13.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
-    { name = "audioop-lts" },
-    { name = "standard-chunk" },
+    { name = "audioop-lts", marker = "python_full_version >= '3.13'" },
+    { name = "standard-chunk", marker = "python_full_version >= '3.13'" },
 ]
 sdist = { url = "https://files.pythonhosted.org/packages/c4/53/6050dc3dde1671eb3db592c13b55a8005e5040131f7509cef0215212cb84/standard_aifc-3.13.0.tar.gz", hash = "sha256:64e249c7cb4b3daf2fdba4e95721f811bde8bdfc43ad9f936589b7bb2fae2e43", size = 15240, upload-time = "2024-10-30T16:01:31.772Z" }
 wheels = [

deploy/helm/deer-flow/Chart.yaml

@@ -2,8 +2,8 @@ apiVersion: v2
 name: deer-flow
 description: DeerFlow — LangGraph-based AI super-agent (gateway + frontend + nginx + sandbox provisioner) deployed to Kubernetes.
 type: application
-version: 2.2.0-dev
-appVersion: "2.2.0-dev"
+version: 2.2.0-rc0
+appVersion: "2.2.0-rc0"
 keywords:
   - deerflow
   - langgraph

frontend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "deer-flow-frontend",
-  "version": "2.2.0-dev",
+  "version": "2.2.0-rc0",
   "private": true,
   "type": "module",
   "scripts": {