Don't forget the login-action

.github/workflows/ci.yml

@@ -88,6 +88,13 @@ jobs:
           outputs: |
             type=local,dest=dist
 
+      - name: Log in to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
       - name: Push Docker image
         if: github.event_name != 'pull_request'
         uses: docker/build-push-action@v6