🐛 fix: fix litellm streaming usage issue

[arvinxx]

💻 变更类型 | Change Type

• ✨ feat
• 🐛 fix
• ♻️ refactor
• 💄 style
• 👷 build
• ⚡️ perf
• 📝 docs
• 🔨 chore

🔀 变更说明 | Description of Change

• 修正与 litellm 集成的兼容性
• 开启 stream 时默认 include usage
• 重构 Token Usage 的数据流

📝 补充信息 | Additional Information

[vercel]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Comments	Updated (UTC)
lobe-chat-database	✅ Ready (Inspect)	Visit Preview		Mar 6, 2025 6:53pm
lobe-chat-desktop	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Mar 6, 2025 6:53pm
lobe-chat-preview	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Mar 6, 2025 6:53pm

[lobehubbot]

👍 @arvinxx

Thank you for raising your pull request and contributing to our Community
Please make sure you have followed our contributing guidelines. We will review it as soon as possible.
If you encounter any problems, please feel free to connect with us.
非常感谢您提出拉取请求并为我们的社区做出贡献，请确保您已经遵循了我们的贡献指南，我们会尽快审查它。
如果您遇到任何问题，请随时与我们联系。

[codecov]

Codecov Report

Attention: Patch coverage is 70.68493% with 107 lines in your changes missing coverage. Please review.

Project coverage is 91.30%. Comparing base (15d96d5) to head (ce66b6d).
Report is 10 commits behind head on main.

Files with missing lines	Patch %	Lines
...es/Conversation/Extras/Usage/UsageDetail/index.tsx	0.00%	77 Missing ⚠️
...onversation/Extras/Usage/UsageDetail/ModelCard.tsx	3.70%	26 Missing ⚠️
...es/Conversation/Extras/Usage/UsageDetail/tokens.ts	93.84%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #6734      +/-   ##
==========================================
+ Coverage   91.23%   91.30%   +0.06%     
==========================================
  Files         721      724       +3     
  Lines       67635    67967     +332     
  Branches     4488     3100    -1388     
==========================================
+ Hits        61708    62056     +348     
+ Misses       5927     5911      -16     

Flag	Coverage Δ
app	91.30% <70.68%> (+0.06%)	⬆️
server	97.60% <ø> (+0.02%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.

[lobehubbot]

❤️ Great PR @arvinxx ❤️

The growth of project is inseparable from user feedback and contribution, thanks for your contribution! If you are interesting with the lobehub developer community, please join our discord and then dm @arvinxx or @canisminor1990. They will invite you to our private developer channel. We are talking about the lobe-chat development or sharing ai newsletter around the world.
项目的成长离不开用户反馈和贡献，感谢您的贡献! 如果您对 LobeHub 开发者社区感兴趣，请加入我们的 discord，然后私信 @arvinxx 或 @canisminor1990。他们会邀请您加入我们的私密开发者频道。我们将会讨论关于 Lobe Chat 的开发，分享和讨论全球范围内的 AI 消息。

[lobehubbot]

🎉 This PR is included in version 1.68.10 🎉

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot 📦🚀