Merge pull request Place1#184 from freifunkMUC/dependabot/github_actions/docker/metadata-action-4

Author: DasSkelett

.github/workflows/build.yml

@@ -27,7 +27,7 @@ jobs:
           echo AUTHOR=$(curl -sSL ${{ github.event.repository.owner.url }} | jq -r '.name') >> $GITHUB_ENV
       - name: Extract metadata (tags, labels) for Docker
         id: meta
-        uses: docker/metadata-action@v3
+        uses: docker/metadata-action@v4
         with:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
           labels: |

.github/workflows/docker.yml

@@ -39,7 +39,7 @@ jobs:
           echo AUTHOR=$(curl -sSL ${{ github.event.repository.owner.url }} | jq -r '.name') >> $GITHUB_ENV
       - name: Extract metadata (tags, labels) for Docker
         id: meta
-        uses: docker/metadata-action@v3
+        uses: docker/metadata-action@v4
         with:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
           labels: |