docs: update changelogs

CHANGELOG.md

@@ -5,6 +5,22 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [v1.4.8](https://github.com/nocobase/nocobase/compare/v1.4.7...v1.4.8) - 2024-12-10
+
+### 🐛 Bug Fixes
+
+- **[client]**
+  - Fix data template issue in filter form configured in association field record picker ([#5837](https://github.com/nocobase/nocobase/pull/5837)) by @katherinehhh
+
+  - Fix issue with Markdown string templates not loading data of association data  （External dataSource） ([#5791](https://github.com/nocobase/nocobase/pull/5791)) by @katherinehhh
+
+- **[User data synchronization]** Skip unsupported data types during synchronization instead of throwing an error. ([#5835](https://github.com/nocobase/nocobase/pull/5835)) by @chenzhizdt
+
+- **[Backup manager]**
+  - Fixed slow popup of download window for large backup files by @gchust
+
+  - Fixed the issue where restoring a backup sub-application causes all applications to restart by @gchust
+
 ## [v1.4.7](https://github.com/nocobase/nocobase/compare/v1.4.6...v1.4.7) - 2024-12-09
 
 ### 🐛 Bug Fixes

CHANGELOG.zh-CN.md

@@ -5,6 +5,22 @@
 格式基于 [Keep a Changelog](https://keepachangelog.com/zh-CN/1.0.0/),
 并且本项目遵循 [语义化版本](https://semver.org/spec/v2.0.0.html)。
 
+## [v1.4.8](https://github.com/nocobase/nocobase/compare/v1.4.7...v1.4.8) - 2024-12-10
+
+### 🐛 修复
+
+- **[client]**
+  - 修复 关系字段 record picker 中配置的筛选表单出现数据模板缺陷 ([#5837](https://github.com/nocobase/nocobase/pull/5837)) by @katherinehhh
+
+  - 修复 Markdown string template 关系变量没有按需加载的问题（外部数据源） ([#5791](https://github.com/nocobase/nocobase/pull/5791)) by @katherinehhh
+
+- **[用户数据同步]** 同步数据时跳过不支持的数据类型，而不是直接报错。 ([#5835](https://github.com/nocobase/nocobase/pull/5835)) by @chenzhizdt
+
+- **[备份管理器]**
+  - 修复备份文件较大时下载窗口弹出过慢的问题 by @gchust
+
+  - 修复备份还原子应用时会引起所有应用重启的问题 by @gchust
+
 ## [v1.4.7](https://github.com/nocobase/nocobase/compare/v1.4.6...v1.4.7) - 2024-12-09
 
 ### 🐛 修复