swift-cidr 0.3.0

Summary

swift-cidr 0.3.0 focuses on canonical CIDR formatting behavior and performance.

Highlights

• IPv6 CIDR descriptions now use RFC 5952-style compressed text by default.
• Concrete address, network, CIDR block, and multicast range formatting paths reduce generic dispatch overhead.
• IPv4 CIDR descriptions use small-string-aware formatting for faster common cases while preserving maximum-length output.
• Benchmark coverage now includes concrete CIDR attribution cases.
• Benchmark README and PERFORMANCE documentation were refreshed for the current snapshot.

Validation

• git diff --check main...HEAD
• swift test

Local release verification passed with 140 tests across 18 suites.