ci: Add docker build push docker workflow

Update the docker build ci workflow with the docker-build-push reusable
workflow.

Author: jrosco

.github/workflows/on-pull-request.yaml

@@ -29,13 +29,8 @@ jobs:
   sphinx_documentation:
     # Filter out PRs originating from this repository (triggers on-push.yml instead)
     if: github.event.pull_request.head.repo.fork == true
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v4
-    - name: Build Sphinx Image
-      run: |
-        source <(curl -sL http://ci.q-ctrl.com)
-        ./ci docker build \
-          -f ./docs/Dockerfile \
-          --suffix -docs
+    uses: qctrl/reusable-workflows/.github/workflows/docker_build_push.yaml@master
+    with:
+      dockerfile: ./docs/Dockerfile
+      suffix: -docs
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