[xy] Cache project settings to improve perf.

[wangxiaoyou1993]

Description

Cache project settings file content using lru_cache to improve perf for multi project platform

How Has This Been Tested?

• Tested locally with mutli project. The requests time are reduced by 50%

Checklist

• The PR is tagged with proper labels (bug, enhancement, feature, documentation)
• I have performed a self-review of my own code
• I have added unit tests that prove my fix is effective or that my feature works
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• If new documentation has been added, relative paths have been added to the appropriate section of docs/mint.json

cc: