v8.4.0

What's Changed

line-openapi updates

In the Messaging API, you can now determine whether a user has added your LINE Official Account as a friend or unblocked by a webhook follow event.

News: https://developers.line.biz/en/news/2024/02/06/add-friends-and-unblock-friends-can-now-be-determined-by-webhook/

• Codes are generated by openapi generator by @github-actions in #423

Full Changelog: v8.3.1...v8.4.0