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

@@ -32,10 +32,8 @@ jobs:
     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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