## What's Changed

### 新增

- 补充 MiniMax Provider。（[#6318](https://github.com/AstrBotDevs/AstrBot/pull/6318)）
- 新增 WebUI ChatUI 页面的会话批量删除功能。（[#6160](https://github.com/AstrBotDevs/AstrBot/pull/6160)）
- 新增 WebUI ChatUI 配置发送快捷键。（[#6272](https://github.com/AstrBotDevs/AstrBot/pull/6272)）

### 优化

- 优化 UMO 处理兼容性。（[#5996](https://github.com/AstrBotDevs/AstrBot/pull/5996)）
- 重构 `_extract_session_id`，改进聊天类型分支处理。（#5775）
- 优化聊天组件行为，使用 `shiki` 进行代码块渲染。（[#6286](https://github.com/AstrBotDevs/AstrBot/pull/6286)）
- 优化 WebUI 主题配色与视觉体验。（[#6263](https://github.com/AstrBotDevs/AstrBot/pull/6263)）
- 优化 OneBot @ 组件后处理，避免消息文本解析空格问题。（[#6238](https://github.com/AstrBotDevs/AstrBot/pull/6238)）

### 修复

- 修复创建新 Provider 后未同步 `providers_config` 的问题。（[#6388](https://github.com/AstrBotDevs/AstrBot/pull/6388)）
- 修复 API 返回 `null choices` 时的 `TypeError`。（[#6313](https://github.com/AstrBotDevs/AstrBot/pull/6313)）
- 修复 QQ Webhook 重试回调重复触发的问题。（[#6320](https://github.com/AstrBotDevs/AstrBot/pull/6320)）
- 修复流式模式下 `delta` 为 `None` 导致工具调用时报错的问题。（[#6365](https://github.com/AstrBotDevs/AstrBot/pull/6365)）
- 修复模型服务链接说明文字错误。（[#6296](https://github.com/AstrBotDevs/AstrBot/pull/6296)）
- 修复 AI 在 tool-calling 模式设为 `skills-like` 时发送媒体失败的问题。（[#6317](https://github.com/AstrBotDevs/AstrBot/pull/6317)）
- 修复 Telegram 适配器中 GIF 被错误转成静态图的问题。（[#6329](https://github.com/AstrBotDevs/AstrBot/pull/6329)）
- 将 Provider 图标来源替换为 jsDelivr CDN 地址，修复部分环境下图标加载问题。（[#6340](https://github.com/AstrBotDevs/AstrBot/pull/6340)）
- 修复 QQ 官方表情消息未解析为可读文本的问题。（[#6355](https://github.com/AstrBotDevs/AstrBot/pull/6355)）
- 修复 WebChat 队列异常时流式结果页面崩溃的问题。（[#6123](https://github.com/AstrBotDevs/AstrBot/pull/6123)）
- 修复子代理 handoff 工具在插件过滤时丢失的问题。（[#6155](https://github.com/AstrBotDevs/AstrBot/pull/6155)）
- 修复 Cron 提示文案缺少空格及 `utcnow()` 的弃用警告问题。（[#6192](https://github.com/AstrBotDevs/AstrBot/pull/6192)）
- 修复 WebUI 启动时 Sidebar hash 导航抖动/定位问题。（[#6159](https://github.com/AstrBotDevs/AstrBot/pull/6159)）
- 修复启动重试过程中移除已移除 API Key 的 `ValueError` 报错。（[#6193](https://github.com/AstrBotDevs/AstrBot/pull/6193)）
- 修复 README 启动命令引用更新为 `astrbot run`。（[#6189](https://github.com/AstrBotDevs/AstrBot/pull/6189)）
- 修复 `Plain.toDict()` 在 `@` 提及场景下空白字符丢失的问题。（[#6244](https://github.com/AstrBotDevs/AstrBot/pull/6244)）
- 修复 provider 依赖重复定义问题。（[#6247](https://github.com/AstrBotDevs/AstrBot/pull/6247)）
- 修复 Telegram 中普通回复被误判为线程的处理问题。（[#6174](https://github.com/AstrBotDevs/AstrBot/pull/6174)）

### 其他

- 调整 `astrbot.service` 及 CI 配置，升级 GitHub Actions 版本。

---

## What's Changed (EN)

### New Features

- Added OpenRouter chat completion provider adapter with support for custom headers ([#6436](https://github.com/AstrBotDevs/AstrBot/pull/6436)).
- Added MiniMax provider ([#6318](https://github.com/AstrBotDevs/AstrBot/pull/6318)).
- Added batch conversation deletion in WebChat ([#6160](https://github.com/AstrBotDevs/AstrBot/pull/6160)).
- Added send shortcut settings and localization support for WebChat input ([#6272](https://github.com/AstrBotDevs/AstrBot/pull/6272)).
- Added local temporary directory binding in YAML config ([#6191](https://github.com/AstrBotDevs/AstrBot/pull/6191)).

### Improvements

- Improved UMO processing compatibility ([#5996](https://github.com/AstrBotDevs/AstrBot/pull/5996)).
- Refactored `_extract_session_id` for chat type handling (#5775).
- Improved chat component behavior and uses `shiki` for code-block rendering ([#6286](https://github.com/AstrBotDevs/AstrBot/pull/6286)).
- Improved WebUI theme color and visual behavior ([#6263](https://github.com/AstrBotDevs/AstrBot/pull/6263)).
- Improved OneBot `@` component spacing handling ([#6238](https://github.com/AstrBotDevs/AstrBot/pull/6238)).
- Improved PR checklist validation and closure messaging.

### Bug Fixes

- Fixed missing `providers_config` sync after creating new providers ([#6388](https://github.com/AstrBotDevs/AstrBot/pull/6388)).
- Fixed `TypeError` when API returns null choices ([#6313](https://github.com/AstrBotDevs/AstrBot/pull/6313)).
- Fixed repeated QQ webhook retry callbacks ([#6320](https://github.com/AstrBotDevs/AstrBot/pull/6320)).
- Fixed tool-calling streaming null `delta` handling to prevent `AttributeError` ([#6365](https://github.com/AstrBotDevs/AstrBot/pull/6365)).
- Fixed model service link wording in docs/config ([#6296](https://github.com/AstrBotDevs/AstrBot/pull/6296)).
- Fixed AI media sending failure when tool-calling mode is set to `skills-like` ([#6317](https://github.com/AstrBotDevs/AstrBot/pull/6317)).
- Fixed GIF being sent as static image in Telegram adapter ([#6329](https://github.com/AstrBotDevs/AstrBot/pull/6329)).
- Replaced npm registry URLs with jsDelivr CDN for provider icons ([#6340](https://github.com/AstrBotDevs/AstrBot/pull/6340)).
- Fixed QQ official face message parsing to readable text ([#6355](https://github.com/AstrBotDevs/AstrBot/pull/6355)).
- Fixed WebChat stream-result crash on queue errors ([#6123](https://github.com/AstrBotDevs/AstrBot/pull/6123)).
- Preserved subagent handoff tools during plugin filtering ([#6155](https://github.com/AstrBotDevs/AstrBot/pull/6155)).
- Fixed cron prompt spacing and deprecated `utcnow()` usage ([#6192](https://github.com/AstrBotDevs/AstrBot/pull/6192)).
- Fixed unstable sidebar hash navigation on startup ([#6159](https://github.com/AstrBotDevs/AstrBot/pull/6159)).
- Fixed `ValueError` in retry loop when removing an already removed API key ([#6193](https://github.com/AstrBotDevs/AstrBot/pull/6193)).
- Updated startup command to `astrbot run` across READMEs ([#6189](https://github.com/AstrBotDevs/AstrBot/pull/6189)).
- Preserved whitespace in `Plain.toDict()` for @ mentions ([#6244](https://github.com/AstrBotDevs/AstrBot/pull/6244)).
- Removed duplicate dependencies entries ([#6247](https://github.com/AstrBotDevs/AstrBot/pull/6247)).
- Fixed Telegram normal reply being treated as topic thread ([#6174](https://github.com/AstrBotDevs/AstrBot/pull/6174)).

### Documentation

- Updated `rainyun` backup/access documentation ([#6427](https://github.com/AstrBotDevs/AstrBot/pull/6427)).
- Updated `package.md` and platform docs, including Matrix and Wecom AI bot documentation.
- Fixed Discord invite link in community docs.

### Chores

- Updated PR templates/checklist workflow, repository service config, and automated checks.
- Refreshed repository automation and formatting maintenance, and removed obsolete changelog scripts.