Use the namespace from secrets so others can build too.

Signed-off-by: Dan Schaper <dan.schaper@pi-hole.net>

.github/workflows/test-and-build.yaml

@@ -26,34 +26,27 @@ jobs:
     needs: test
     runs-on: ubuntu-latest
     steps:
-      -
-        name: Checkout
+      - name: Checkout
         uses: actions/checkout@v2
-      -
-        name: Get the tag name
+      - name: Get the tag name
         run: |
           echo "TAG=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
-      -
-        name: Docker meta
+      - name: Docker meta
         id: meta
         uses: docker/metadata-action@v3
         with:
-          images: pihole/pihole
+          images: ${{ secrets.DOCKERHUB_USER }}/pihole
           github-token: ${{ secrets.GITHUB_TOKEN }}
-      -
-        name: Set up QEMU
+      - name: Set up QEMU
         uses: docker/setup-qemu-action@v1
-      -
-        name: Set up Docker Buildx
+      - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v1
-      -
-        name: Login to DockerHub
+      - name: Login to DockerHub
         uses: docker/login-action@v1
         with:
           username: ${{ secrets.DOCKERHUB_USER }}
           password: ${{ secrets.DOCKERHUB_PASS }}
-      -
-        name: Build and push
+      - name: Build and push
         uses: docker/build-push-action@v2
         with:
           context: .
@@ -62,4 +55,4 @@ jobs:
             PIHOLE_VERSION=${{ env.TAG }}
           push: true
           tags: ${{ steps.meta.outputs.tags }}
-          labels: ${{ steps.meta.outputs.labels }}
+          labels: ${{ steps.meta.outputs.labels }}