Refactor Azure OpenAI Implementation

[BrandonStudio]

💻 变更类型 | Change Type

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

🔀 变更说明 | Description of Change

• Migrate from @azure/openai to openai
• Rename apikey to apiKey
• Refactor o1model check from o1Models.has to isO1Model
• Add generic type for OpenAI.transformResponseToStream

📝 补充信息 | Additional Information

Note that on non-database deployment, sending large image results in 431 Request Header Fields Too Large
Same issue happens in GitHub provider

refs:

• https://github.com/Azure/azure-sdk-for-js/blob/main/sdk/openai/openai/MIGRATION.md

TODOs:

• Add Embedding
• Refactor GitHub to Azure

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[codecov]

Codecov Report

Attention: Patch coverage is 97.74436% with 3 lines in your changes missing coverage. Please review.

Project coverage is 92.52%. Comparing base (87ac46d) to head (8a27fbe).
Report is 24 commits behind head on main.

Files with missing lines	Patch %	Lines
src/libs/agent-runtime/azureOpenai/index.ts	96.87%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #4619      +/-   ##
==========================================
+ Coverage   92.43%   92.52%   +0.09%     
==========================================
  Files         509      512       +3     
  Lines       36602    36820     +218     
  Branches     2229     3401    +1172     
==========================================
+ Hits        33832    34069     +237     
+ Misses       2770     2751      -19     

Flag	Coverage Δ
app	92.52% <97.74%> (+0.09%)	⬆️
server	97.34% <ø> (ø)

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[BrandonStudio]

I'm not going to complete TODOs for now. I'd rather wait for refactor of LobeOpenAICompatibleAI, which will be another PR.