Discourse의 최신 버전 번호를 안정적이고 프로그래매틱하게 가져오는 방법?

I guess you are running beta3-latest, which means one version during the development of beta3. The final version of beta3 has not yet been released, so the tag represents the latest released beta. But you probably use latest, which is not based on the beta releases.

Have you read the topic about the new versioning strategy?