fix(platform): correct tutorial links for satori and mattermost

[th-dd]

Modifications / 改动点

补充 satori 和 mattermost 适配器的教程链接

原来一个跳转至 https://docs.astrbot.app/platform/satori/llonebot.html （失效链接），一个跳转至 https://docs.astrbot.app

• This is NOT a breaking change. / 这不是一个破坏性变更。

Screenshots or Test Results / 运行截图或测试结果

---

---

Checklist / 检查清单

• 😊 If there are new features added in the PR, I have discussed it with the authors through issues/emails, etc.
  / 如果 PR 中有新加入的功能，已经通过 Issue / 邮件等方式和作者讨论过。

• 👀 My changes have been well-tested, and "Verification Steps" and "Screenshots" have been provided above.
  / 我的更改经过了良好的测试，并已在上方提供了“验证步骤”和“运行截图”。

• 🤓 I have ensured that no new dependencies are introduced, OR if new dependencies are introduced, they have been added to the appropriate locations in requirements.txt and pyproject.toml.
  / 我确保没有引入新依赖库，或者引入了新依赖库的同时将其添加到 requirements.txt 和 pyproject.toml 文件相应位置。

• 😮 My changes do not introduce malicious code.
  / 我的更改没有引入恶意代码。

Summary by Sourcery

Update platform tutorial link mappings to point satori and mattermost platforms to their specific documentation pages.

Bug Fixes:

• Correct the satori platform tutorial link to use the current guide page instead of a dead URL.

Enhancements:

• Add a dedicated tutorial link entry for the mattermost platform so it directs users to the appropriate docs.

[gemini-code-assist]

Code Review

This pull request updates the tutorial link for the 'satori' platform and adds a new tutorial link for the 'mattermost' platform in platformUtils.js. There are no review comments, and I have no additional feedback to provide.

Important

The consumer version of Gemini Code Assist on GitHub is being sunset. Starting June 18, 2026, new organization installations will be blocked, and all code review activity will officially cease on July 17, 2026.
For more details on the timeline and next steps, please review the Help Documentation.

[sourcery-ai]

Hey - I've reviewed your changes and they look great!

---

Sourcery is free for open source - if you like our reviews please consider sharing them ✨

• X
• Mastodon
• LinkedIn
• Facebook

_{Help me be more useful! Please click 👍 or 👎 on each comment and I'll use the feedback to improve your reviews.}