# Change Log
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- [Bugfix: optimize ratelimit actuator](https://github.com/Tencent/spring-cloud-tencent/pull/419)
- [Feature: add rate limit filter debug log](https://github.com/Tencent/spring-cloud-tencent/pull/436)
- [Optimize: add EncodeTransferMedataRestTemplateInterceptor to RestTemplate](https://github.com/Tencent/spring-cloud-tencent/pull/439)
- [Add configurable heartbeat interval support](https://github.com/Tencent/spring-cloud-tencent/pull/443)
- [feat:enhance Feign and RestTemplate and support Polaris monitor.](https://github.com/Tencent/spring-cloud-tencent/pull/446)
- [Optimize feign & rest-template circuit-breaker logic](https://github.com/Tencent/spring-cloud-tencent/pull/453)
- [Bugfix: Removed unused class for circuit-breaker module](https://github.com/Tencent/spring-cloud-tencent/pull/456)
- [Feature: Add disposable metadata transfer support](https://github.com/Tencent/spring-cloud-tencent/pull/458)
- [loadBalancer module add unit test.](https://github.com/Tencent/spring-cloud-tencent/pull/468)
- [docs:update configuration metadata.](https://github.com/Tencent/spring-cloud-tencent/pull/473)