Update docker-release.yml

Author: thomasleplus

.github/workflows/docker-release.yml

@@ -30,13 +30,11 @@ jobs:
             type=schedule
             type=ref,event=branch
             type=ref,event=pr
-            type=semver,pattern={{version}},suffix=-{{branch}}
-            type=semver,pattern={{major}}.{{minor}},suffix=-{{branch}}
-            type=semver,pattern={{major}},suffix=-{{branch}}
+            type=semver,pattern={{version}},suffix=-alpine
+            type=semver,pattern={{major}}.{{minor}},suffix=-alpine
+            type=semver,pattern={{major}},suffix=-alpine
             type=sha
-            # set latest tag for main branch only
-            type=raw,value=latest,enable=${{ github.ref == format('refs/heads/{0}', 'main') }}
-            type=raw,value=latest,suffix=-{{branch}}
+            type=raw,value=latest,suffix=-alpine
       - uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772 # v3.4.0
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}