From d78a8d2b4de907ebaf148eccdfe1b45d39f82766 Mon Sep 17 00:00:00 2001
From: simplejason <simplejason.coder@gmail.com>
Date: Tue, 30 Nov 2021 19:12:33 +0800
Subject: [PATCH] chore(release): release 12.1.0 (#7087)

---
 CHANGELOG.md                  | 31 +++++++++++++++++++++++++++++++
 components/package.json       |  2 +-
 components/version/version.ts |  2 +-
 docs/changelog.en-US.md       | 32 ++++++++++++++++++++++++++++++++
 docs/changelog.zh-CN.md       | 31 +++++++++++++++++++++++++++++++
 5 files changed, 96 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 941711f246..d9cae1b49a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,34 @@
+# [12.1.0](https://github.com/NG-ZORRO/ng-zorro-antd/compare/12.0.2...12.1.0) (2021-11-29)
+
+
+### Bug Fixes
+
+* **tabs:** tabs add btn disappear after all tab closed  ([#7076](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7076)) ([3709b73](https://github.com/NG-ZORRO/ng-zorro-antd/commit/3709b735094edf2960b5bec8f2a565619d6f5361)), closes [#7077](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7077)
+* **tree-view:** incorrect type of `trackBy` ([#7085](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7085)) ([891a622](https://github.com/NG-ZORRO/ng-zorro-antd/commit/891a622ef54b52bdffad894258824926ce25d28d))
+* **tree-view:** not updates when datasource data changes [#7040](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7040) ([#7083](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7083)) ([cad8ca0](https://github.com/NG-ZORRO/ng-zorro-antd/commit/cad8ca038067b9c2874a8c3c6e351f46e13c4609))
+
+
+### Features
+
+* **core,dropdown,table:** add config for backdrop ([#6783](https://github.com/NG-ZORRO/ng-zorro-antd/issues/6783)) ([2f7c44d](https://github.com/NG-ZORRO/ng-zorro-antd/commit/2f7c44dc1445d9a88c501e6e114507ed28ae33ae))
+* **tooltip:** add arrow point at center ([#7010](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7010)) ([7fac8eb](https://github.com/NG-ZORRO/ng-zorro-antd/commit/7fac8eb5b1e1c17dbfbf940827f1ca53dae8d5e4))
+* **tooltip:** support tooltip template context ([#6948](https://github.com/NG-ZORRO/ng-zorro-antd/issues/6948)) ([fec40a8](https://github.com/NG-ZORRO/ng-zorro-antd/commit/fec40a8a1bba792e5722f4facda56412f200f6b2)), closes [#6607](https://github.com/NG-ZORRO/ng-zorro-antd/issues/6607)
+
+
+### Performance Improvements
+
+* **auto-complete:** do not run change detection on `mousedown` and `mouseenter` for `nz-auto-option` ([#7048](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7048)) ([d6ca43e](https://github.com/NG-ZORRO/ng-zorro-antd/commit/d6ca43e4f78b5b4f6b1407a0012cd806865e9e4d))
+* **core:** do not run change detection when scrolling ([#7062](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7062)) ([a972d7b](https://github.com/NG-ZORRO/ng-zorro-antd/commit/a972d7b3986dae613e35dda13667c672878d75b4))
+* **graph:** reduce change detections on click events ([#7056](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7056)) ([1e2960a](https://github.com/NG-ZORRO/ng-zorro-antd/commit/1e2960a855991a380e44a52c31255781830c7043))
+* **graph:** resolve minimap memory leaks ([#7052](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7052)) ([f93960c](https://github.com/NG-ZORRO/ng-zorro-antd/commit/f93960c62cd5598882a98a4e6c6b78f6dbf9f77b))
+* **modal:** do not run change detection when focusing element ([#7070](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7070)) ([ffcb709](https://github.com/NG-ZORRO/ng-zorro-antd/commit/ffcb7095873a87243ff44edd3719ce2c04c6957e))
+* **radio:** reduce change detection cycles ([#7068](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7068)) ([b8cc94f](https://github.com/NG-ZORRO/ng-zorro-antd/commit/b8cc94feeb8517337d4df12f4bf737a7848aa04a))
+* **resizable:** reduce change detection cycles ([#7036](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7036)) ([5cad154](https://github.com/NG-ZORRO/ng-zorro-antd/commit/5cad154496851e390296830dce7d2321092fd2fc))
+* **select:** reduce change detections for `nz-select-top-control` ([#7038](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7038)) ([d45f0ab](https://github.com/NG-ZORRO/ng-zorro-antd/commit/d45f0abc4993002f1058c3f8753930591d886c9b))
+* **upload:** do not trigger change detection for `nz-upload-btn` ([#7037](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7037)) ([7e587d1](https://github.com/NG-ZORRO/ng-zorro-antd/commit/7e587d13b382150f8f98c5f58dead14dc3ba24a7))
+* **upload:** previewing images should be cancellable when the component gets destroyed ([#7067](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7067)) ([8f21ef1](https://github.com/NG-ZORRO/ng-zorro-antd/commit/8f21ef1d79e3545d01ebb877f9e1a094f06f1a01))
+
+
 ## [12.0.2](https://github.com/NG-ZORRO/ng-zorro-antd/compare/12.0.1...12.0.2) (2021-11-04)
 
 
diff --git a/components/package.json b/components/package.json
index 0cce5470cb..6be1174ea6 100644
--- a/components/package.json
+++ b/components/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ng-zorro-antd",
-  "version": "12.0.2",
+  "version": "12.1.0",
   "license": "MIT",
   "description": "An enterprise-class UI components based on Ant Design and Angular",
   "schematics": "./schematics/collection.json",
diff --git a/components/version/version.ts b/components/version/version.ts
index bc2ccdf74b..b45b82d59c 100644
--- a/components/version/version.ts
+++ b/components/version/version.ts
@@ -5,4 +5,4 @@
 
 import { Version } from '@angular/core';
 
-export const VERSION = new Version('12.0.2');
+export const VERSION = new Version('12.1.0');
diff --git a/docs/changelog.en-US.md b/docs/changelog.en-US.md
index fb4ea32750..d1e1180b8a 100755
--- a/docs/changelog.en-US.md
+++ b/docs/changelog.en-US.md
@@ -13,6 +13,38 @@ timeline: true
 * Major version release is not included in this schedule for breaking change and new features.
 
 ---
+## 12.1.0
+
+`2021-11-30`
+
+### Bug Fixes
+
+* **tabs:** tabs add btn disappear after all tab closed  ([#7076](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7076)) ([3709b73](https://github.com/NG-ZORRO/ng-zorro-antd/commit/3709b735094edf2960b5bec8f2a565619d6f5361)), closes [#7077](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7077)
+* **tree-view:** incorrect type of `trackBy` ([#7085](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7085)) ([891a622](https://github.com/NG-ZORRO/ng-zorro-antd/commit/891a622ef54b52bdffad894258824926ce25d28d))
+* **tree-view:** not updates when datasource data changes [#7040](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7040) ([#7083](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7083)) ([cad8ca0](https://github.com/NG-ZORRO/ng-zorro-antd/commit/cad8ca038067b9c2874a8c3c6e351f46e13c4609))
+
+
+### Features
+
+* **core,dropdown,table:** add config for backdrop ([#6783](https://github.com/NG-ZORRO/ng-zorro-antd/issues/6783)) ([2f7c44d](https://github.com/NG-ZORRO/ng-zorro-antd/commit/2f7c44dc1445d9a88c501e6e114507ed28ae33ae))
+* **tooltip:** add arrow point at center ([#7010](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7010)) ([7fac8eb](https://github.com/NG-ZORRO/ng-zorro-antd/commit/7fac8eb5b1e1c17dbfbf940827f1ca53dae8d5e4))
+* **tooltip:** support tooltip template context ([#6948](https://github.com/NG-ZORRO/ng-zorro-antd/issues/6948)) ([fec40a8](https://github.com/NG-ZORRO/ng-zorro-antd/commit/fec40a8a1bba792e5722f4facda56412f200f6b2)), closes [#6607](https://github.com/NG-ZORRO/ng-zorro-antd/issues/6607)
+
+
+### Performance Improvements
+
+* **auto-complete:** do not run change detection on `mousedown` and `mouseenter` for `nz-auto-option` ([#7048](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7048)) ([d6ca43e](https://github.com/NG-ZORRO/ng-zorro-antd/commit/d6ca43e4f78b5b4f6b1407a0012cd806865e9e4d))
+* **core:** do not run change detection when scrolling ([#7062](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7062)) ([a972d7b](https://github.com/NG-ZORRO/ng-zorro-antd/commit/a972d7b3986dae613e35dda13667c672878d75b4))
+* **graph:** reduce change detections on click events ([#7056](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7056)) ([1e2960a](https://github.com/NG-ZORRO/ng-zorro-antd/commit/1e2960a855991a380e44a52c31255781830c7043))
+* **graph:** resolve minimap memory leaks ([#7052](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7052)) ([f93960c](https://github.com/NG-ZORRO/ng-zorro-antd/commit/f93960c62cd5598882a98a4e6c6b78f6dbf9f77b))
+* **modal:** do not run change detection when focusing element ([#7070](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7070)) ([ffcb709](https://github.com/NG-ZORRO/ng-zorro-antd/commit/ffcb7095873a87243ff44edd3719ce2c04c6957e))
+* **radio:** reduce change detection cycles ([#7068](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7068)) ([b8cc94f](https://github.com/NG-ZORRO/ng-zorro-antd/commit/b8cc94feeb8517337d4df12f4bf737a7848aa04a))
+* **resizable:** reduce change detection cycles ([#7036](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7036)) ([5cad154](https://github.com/NG-ZORRO/ng-zorro-antd/commit/5cad154496851e390296830dce7d2321092fd2fc))
+* **select:** reduce change detections for `nz-select-top-control` ([#7038](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7038)) ([d45f0ab](https://github.com/NG-ZORRO/ng-zorro-antd/commit/d45f0abc4993002f1058c3f8753930591d886c9b))
+* **upload:** do not trigger change detection for `nz-upload-btn` ([#7037](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7037)) ([7e587d1](https://github.com/NG-ZORRO/ng-zorro-antd/commit/7e587d13b382150f8f98c5f58dead14dc3ba24a7))
+* **upload:** previewing images should be cancellable when the component gets destroyed ([#7067](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7067)) ([8f21ef1](https://github.com/NG-ZORRO/ng-zorro-antd/commit/8f21ef1d79e3545d01ebb877f9e1a094f06f1a01))
+
+
 ## 12.0.2
 
 `2021-11-04`
diff --git a/docs/changelog.zh-CN.md b/docs/changelog.zh-CN.md
index 9fce03a31c..0114160071 100755
--- a/docs/changelog.zh-CN.md
+++ b/docs/changelog.zh-CN.md
@@ -13,6 +13,37 @@ timeline: true
 * 主版本号：含有破坏性更新和新特性，不在发布周期内。
 
 ---
+## 12.1.0
+
+`2021-11-30`
+
+### Bug Fixes
+
+* **tabs:** 修复可编辑标签页全部删除后无法继续添加问题  ([#7076](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7076)) ([3709b73](https://github.com/NG-ZORRO/ng-zorro-antd/commit/3709b735094edf2960b5bec8f2a565619d6f5361)), closes [#7077](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7077)
+* **tree-view:** 修复未定义的 `trackBy` ([#7085](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7085)) ([891a622](https://github.com/NG-ZORRO/ng-zorro-antd/commit/891a622ef54b52bdffad894258824926ce25d28d))
+* **tree-view:** 修复数据源中的数据发生变化时组件不更新问题 [#7040](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7040) ([#7083](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7083)) ([cad8ca0](https://github.com/NG-ZORRO/ng-zorro-antd/commit/cad8ca038067b9c2874a8c3c6e351f46e13c4609))
+
+
+### Features
+
+* **core,dropdown,table::** 组件新增 nzBackdrop 全局配置 ([#6783](https://github.com/NG-ZORRO/ng-zorro-antd/issues/6783)) ([2f7c44d](https://github.com/NG-ZORRO/ng-zorro-antd/commit/2f7c44dc1445d9a88c501e6e114507ed28ae33ae))
+* **tooltip:** 支持通过设置 nzTooltipArrowPointAtCenter 箭头将指向目标元素的中心 ([#7010](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7010)) ([7fac8eb](https://github.com/NG-ZORRO/ng-zorro-antd/commit/7fac8eb5b1e1c17dbfbf940827f1ca53dae8d5e4))
+* **tooltip:** 支持提示文字模板上下文渲染 ([#6948](https://github.com/NG-ZORRO/ng-zorro-antd/issues/6948)) ([fec40a8](https://github.com/NG-ZORRO/ng-zorro-antd/commit/fec40a8a1bba792e5722f4facda56412f200f6b2)), closes [#6607](https://github.com/NG-ZORRO/ng-zorro-antd/issues/6607)
+
+
+### Performance Improvements
+
+* **auto-complete:** `nz-auto-option` 下 `mousedown` 和 `mouseenter` 事件无需触发脏值检测 ([#7048](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7048)) ([d6ca43e](https://github.com/NG-ZORRO/ng-zorro-antd/commit/d6ca43e4f78b5b4f6b1407a0012cd806865e9e4d))
+* **core:** 滚动时无需触发脏值检测 ([#7062](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7062)) ([a972d7b](https://github.com/NG-ZORRO/ng-zorro-antd/commit/a972d7b3986dae613e35dda13667c672878d75b4))
+* **graph:** 点击事件减少触发脏值检测 ([#7056](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7056)) ([1e2960a](https://github.com/NG-ZORRO/ng-zorro-antd/commit/1e2960a855991a380e44a52c31255781830c7043))
+* **graph:** 解决缩略图内存泄漏问题 ([#7052](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7052)) ([f93960c](https://github.com/NG-ZORRO/ng-zorro-antd/commit/f93960c62cd5598882a98a4e6c6b78f6dbf9f77b))
+* **modal:** 元素聚焦时无需触发脏值检测 ([#7070](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7070)) ([ffcb709](https://github.com/NG-ZORRO/ng-zorro-antd/commit/ffcb7095873a87243ff44edd3719ce2c04c6957e))
+* **radio:** 减少触发脏值检测 ([#7068](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7068)) ([b8cc94f](https://github.com/NG-ZORRO/ng-zorro-antd/commit/b8cc94feeb8517337d4df12f4bf737a7848aa04a))
+* **resizable:** 减少触发脏值检测 ([#7036](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7036)) ([5cad154](https://github.com/NG-ZORRO/ng-zorro-antd/commit/5cad154496851e390296830dce7d2321092fd2fc))
+* **select:** `nz-select-top-control` 减少触发脏值检测 ([#7038](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7038)) ([d45f0ab](https://github.com/NG-ZORRO/ng-zorro-antd/commit/d45f0abc4993002f1058c3f8753930591d886c9b))
+* **upload:** `nz-upload-btn` 取消不必要的脏值检测 ([#7037](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7037)) ([7e587d1](https://github.com/NG-ZORRO/ng-zorro-antd/commit/7e587d13b382150f8f98c5f58dead14dc3ba24a7))
+* **upload:** 组件销毁时预览图片应该可取消 ([#7067](https://github.com/NG-ZORRO/ng-zorro-antd/issues/7067)) ([8f21ef1](https://github.com/NG-ZORRO/ng-zorro-antd/commit/8f21ef1d79e3545d01ebb877f9e1a094f06f1a01))
+
 ## 12.0.2
 
 `2021-11-04`