small change, maybe this works

Author: mariusdkm

.github/workflows/dockerimage.yml

@@ -69,12 +69,14 @@ jobs:
         uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
         with:
           images: ghcr.io/keinenclue/sasm-docker
-          tags: type=ref,event=tag
+          tags: type=semver,pattern={{version}},value=${{ steps.previoustag.outputs.tag }}
+          flavor: |
+            latest=true
 
-      - name: Build and push Docker image with past tag
-        uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v2
         with:
           context: .
           push: true
-          tags: ${{ steps.previoustag.outputs.tag }}
+          tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}