using correct docker registry address

Author: overheadhunter

.github/workflows/dockerpublish.yml

@@ -26,7 +26,7 @@ jobs:
       - name: Build image
         run: docker build . --file Dockerfile --tag image
       - name: Log into registry
-        run: echo "${{ secrets.DOCKER_PASSWORD }}" | docker login docker.pkg.github.com -u ${{ secrets.DOCKER_USERNAME }} --password-stdin
+        run: echo "${{ secrets.DOCKER_PASSWORD }}" | docker login docker.io -u ${{ secrets.DOCKER_USERNAME }} --password-stdin
       - name: Push image
         run: |
           IMAGE_ID=$REPO_NAME/$IMAGE_NAME