What's Changed
* feature: sliding window rate limit (redone circuit_breaker) by Krukov in https://github.com/Krukov/cashews/pull/110
* tech: small perf improvements by Krukov in https://github.com/Krukov/cashews/pull/109
* refactoring: wrapper before adding transaction by Krukov in https://github.com/Krukov/cashews/pull/116
* fix: remove lru cache for backend determination 119 by Krukov in https://github.com/Krukov/cashews/pull/120
**Full Changelog**: https://github.com/Krukov/cashews/compare/5.0.0...5.1.0