use github ref name

Author: eedygreen

.github/workflows/spectre-test.yml

@@ -36,9 +36,8 @@ jobs:
           username: ${{ github.repository_owner }}
           password: ${{ secrets.GHCR_TOKEN }}
 
-      - name: Extract Version
+      - name: Repository name conversion
         run: |
-          echo "VERSION=${GITHUBREF#refs/tags/}" >> $GITHUB_ENV
           echo "REPO_NAME=${GITHUB_REPOSITORY@L}" >> $GITHUB_ENV
 
       - name: build / tag / push docker image into ghcr
@@ -47,7 +46,7 @@ jobs:
         with:
           context: .
           push: true
-          tags: ${{ env.REGISTRY }}/${{ env.REPO_NAME }}:${{ env.TAG }},${{ env.REGISTRY }}/${{ env.REPO_NAME }}:${{ env.VERSION }}
+          tags: ${{ env.REGISTRY }}/${{ env.REPO_NAME }}:${{ env.TAG }},${{ env.REGISTRY }}/${{ env.REPO_NAME }}:${{ github.ref_name }}
 
       # - name: slack notify
       #   uses: 8398a7/action-slack@v3