docs: add release-apache-apisix-3.2.1.md (#1601)

diff --git a/blog/en/blog/2023/06/01/release-apache-apisix-3.2.1.md b/blog/en/blog/2023/06/01/release-apache-apisix-3.2.1.md
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+---
+title: "Release Apache APISIX 3.2.1"
+authors:
+  - name: "Yuanhao Zeng"
+    title: "Author"
+    url: "https://github.com/leslie-tsang"
+    image_url: "https://avatars.githubusercontent.com/u/59061168?v=4"
+  - name: "Yilia Lin"
+    title: "Technical Writer"
+    url: "https://github.com/Yilialinn"
+    image_url: "https://avatars.githubusercontent.com/u/114121331?v=4"
+keywords: 
+- Apache APISIX
+- API Gateway
+- API Management Platform
+- New Release
+- Cloud Native
+description: The Apache APISIX 3.2.1 version is officially released on May 30. This version provides better user experience.
+tags: [Community]
+---
+
+> APISIX 3.2.1 version is officially released, fixing many bugs and improving user experience.
+<!--truncate-->
+
+## bugfix
+
+- Fix invalid cache in `core.request.add_header` [#8824](https://github.com/apache/apisix/pull/8824)
+   > Provide a new implementation to avoid the problem that nginx built-in header variable cache is not refreshed
+
+- Fix etcd data synchronization exception [#8493](https://github.com/apache/apisix/pull/8493)
+
+- Fix high CPU usage and memory usage caused by healthcheck [#9016](https://github.com/apache/apisix/pull/9016)
+   > Fix healthchecker leak problem created by `healthcheck.new` in create_checker if APISIX fails after `cancel_clean_handler`
+
+- Prevent non-`127.0.0.0/24` requests from accessing Admin API with empty admin_key [#9146](https://github.com/apache/apisix/pull/9146)
+
+- Fix the problem of batch-requests not reading trailer headers [#9289](https://github.com/apache/apisix/pull/9289)
+
+If you are interested in the complete update details of the new release, please refer to the [CHANGELOG](https://github.com/apache/apisix/blob/master/CHANGELOG.md#bugfixes) of the 3.2.1 release.
diff --git a/blog/zh/blog/2023/06/01/release-apache-apisix-3.2.1.md b/blog/zh/blog/2023/06/01/release-apache-apisix-3.2.1.md
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+---
+title: "Apache APISIX 3.2.1 正式发布"
+authors:
+  - name: "曾元豪"
+    title: "Author"
+    url: "https://github.com/leslie-tsang"
+    image_url: "https://avatars.githubusercontent.com/u/59061168?v=4"
+  - name: "Yilia Lin"
+    title: "Technical Writer"
+    url: "https://github.com/Yilialinn"
+    image_url: "https://avatars.githubusercontent.com/u/114121331?v=4"
+keywords: 
+- Apache APISIX
+- API 网关
+- API 管理平台
+- 版本发布
+- 新功能
+description: APISIX 3.2.1 版本正式发布,修复了诸多 bug,提升用户体验。
+tags: [Community]
+---
+
+> APISIX 3.2.1 版本正式发布,修复了诸多 bug,提升用户体验。
+<!--truncate-->
+
+## bugfix
+
+- 修复 `core.request.add_header` 中的无效缓存问题 [#8824](https://github.com/apache/apisix/pull/8824)
+  > 提供新的实现,避免了 nginx 内置 header 变量缓存未被刷新的问题
+
+- 修复 etcd 数据同步异常问题 [#8493](https://github.com/apache/apisix/pull/8493)
+
+- 修复由 healthcheck 引起的高 CPU 和内存使用问题 [#9016](https://github.com/apache/apisix/pull/9016)
+  > 修复 APISIX 在 `cancel_clean_handler` 失败后,create_checker 中 `healthcheck.new` 创建的 healthchecker 泄漏问题
+
+- 防止非 `127.0.0.0/24` 的请求用空的 `admin_key` 访问 Admin API [#9146](https://github.com/apache/apisix/pull/9146)
+
+- 修复 batch-requests 不读取 trailer headers 的情况 [#9289](https://github.com/apache/apisix/pull/9289)
+
+如果你对完整的内容感兴趣,请参考 3.2.1 发布的 [CHANGELOG](https://github.com/apache/apisix/blob/release/3.2/docs/zh/latest/CHANGELOG.md#321)。