v2.1.0

v2.1.0

Improved

• Refactored core features for better maintainability
• Improved performance of ring operations
• Support latest Erlang/OTP 28

Documentation

• Rewrote README.md with comprehensive implementation details
  • Added overview of core features (consistent hashing, dual ring architecture, etc.)
  • Added architecture and module structure documentation
  • Added API reference with code examples
  • Added configuration guide
• Added README_JA.md (Japanese documentation)