release automation

Author: dliubarskyi

.github/workflows/release.yaml

@@ -104,8 +104,8 @@ jobs:
 
       - name: Tag release
         run: |
-          git tag ${{ env.STABLE_VERSION }}
-          git push origin ${{ env.STABLE_VERSION }}
+          git tag ${{ env.BETA_VERSION }}
+          git push origin ${{ env.BETA_VERSION }}
 
       - name: Trigger release in the langchain4j/langchain4j repo
         uses: peter-evans/repository-dispatch@v4