Features
* add ChangelogSlackNotify stack and related lambda function and test cases ([55c0374](https://github.com/mikeyangyo/cdk-changelog-slack-notify/commit/55c037424f3c2962311132876fe65c3bad7f51a3))
* support cdk 1.74.0 ([b74c162](https://github.com/mikeyangyo/cdk-changelog-slack-notify/commit/b74c162a466132d8b0401c67ce44782d13dd2d1d))
Bug Fixes
* **lambda:** fix bug when trigger by first commit would lead to last commit not found error ([0d42175](https://github.com/mikeyangyo/cdk-changelog-slack-notify/commit/0d42175535042245c90bc27e3b9e536e1e8495ab))
* **lambda:** fix lambda function code not found error ([403a7d0](https://github.com/mikeyangyo/cdk-changelog-slack-notify/commit/403a7d013decfe76fb5d1915af4e6b3b1560a4a0))