[tagpr] update CHANGELOG.md

CHANGELOG.md

@@ -1,5 +1,17 @@
 # Changelog
 
+## [v0.5.0](https://github.com/k1LoW/rc/compare/v0.4.1...v0.5.0) - 2023-12-15
+### Breaking Changes 🛠
+- Support Age header by @k1LoW in https://github.com/k1LoW/rc/pull/28
+### New Features 🎉
+- Add options by @k1LoW in https://github.com/k1LoW/rc/pull/24
+### Fix bug 🐛
+- Fix no-cache decision logic by @k1LoW in https://github.com/k1LoW/rc/pull/22
+### Other Changes
+- Fix URL of comment by @k1LoW in https://github.com/k1LoW/rc/pull/25
+- Although RFC 9111 does not explicitly define this, in general cacheable methods are GET and HEAD, so the default should be GET and HEAD. by @k1LoW in https://github.com/k1LoW/rc/pull/26
+- Although not explicitly specified in RFC 9111, allow GET, HEAD, OPTIONS, and TRACE methods, which are specified as safe methods in RFC 9110. by @k1LoW in https://github.com/k1LoW/rc/pull/27
+
 ## [v0.4.1](https://github.com/k1LoW/rc/compare/v0.4.0...v0.4.1) - 2023-12-14
 ### Other Changes
 - Rename ErrDoNotUseCache to ErrShouldNotUseCache by @k1LoW in https://github.com/k1LoW/rc/pull/19