Load built image before workflow verification

.gitea/workflows/build.yml

@@ -65,12 +65,13 @@ jobs:
             -f Containerfile \
             -t "$FULL_IMAGE:latest" \
             -t "$FULL_IMAGE:sha-$SHORT_SHA" \
+            --output "type=docker,dest=$RUNNER_TEMP/dns-sync-built.tar" \
             .
 
       # -------------------------------------------------
       # Verify locally before publishing
       # -------------------------------------------------
-      - name: Verify image
+      - name: Load and verify image
         env:
           REGISTRY: ${{ vars.REGISTRY }}
         run: |
@@ -78,6 +79,11 @@ jobs:
 
           FULL_IMAGE="$REGISTRY/david/dns-sync"
 
+          test -s "$RUNNER_TEMP/dns-sync-built.tar"
+
+          docker load \
+            --input "$RUNNER_TEMP/dns-sync-built.tar"
+
           docker image inspect "$FULL_IMAGE:latest" >/dev/null
 
           docker run --rm \
@@ -86,7 +92,7 @@ jobs:
             -m dns_sync reconcile --help
 
           echo
-          echo "Built image:"
+          echo "Loaded image:"
           docker image ls "$FULL_IMAGE"
 
       # -------------------------------------------------