Update README

Analyze the current state of the project and update README.md to reflect the latest status.

Instructions

1. •

   Analyze the entire project:

   • •Directory structure
   • •Key files and their roles
   • •Technology stack in use
   • •Dependencies (package.json, requirements.txt, etc.)
2. •

   Review current README.md:

   • •Read existing content
   • •Identify outdated or incorrect information
   • •Identify missing information
3. •

   README.md update content:

   • •Project overview
   • •Setup instructions
   • •Usage guide
   • •Directory structure
   • •Technology stack
   • •Development environment requirements
   • •Build and deployment procedures
   • •Testing methods
   • •Contributing guidelines (if CONTRIBUTING.md doesn't exist)
4. •

   Update rules:

   • •Write in clear and concise English or Japanese
   • •Add appropriate language tags to code blocks
   • •Update badges (CI/CD, coverage, etc.) appropriately
   • •Verify that links are valid
   • •Ensure instructions actually work

Format Guidelines

• •Use proper heading hierarchy
• •Include working command examples
• •Include sample values for environment variables
• •Suggest removal or update of outdated screenshots