Added GH Actions deploy

.github/workflows/gh-deploy.yaml

@@ -0,0 +1,49 @@
+# REF: Inspired from:
+# https://dev.to/achukka/deploy-react-app-using-github-actions-157d
+# https://github.com/jlumbroso/hugo-geekdoc-github-example/blob/47d86ed41e1678c13b17c44a71140563c8882f3c/.github/workflows/gh-pages.yaml
+
+name: Deploy React Application to GitHub Pages
+
+# Controls when the action will run.
+on:
+  # Triggers the workflow on push or pull request events but only for the main branch
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+  deploy:
+    # The type of runner that the job will run on
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [12.x] # We will deploy with only one version of node
+
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+      - uses: actions/checkout@v2
+        with:
+          submodules: true # Fetch recursive submodules (true OR recursive)
+          fetch-depth: 0 # Fetch all history for .GitInfo and .Lastmod
+
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v2
+        with:
+          node-version: ${{ matrix.node-version }}
+
+      - name: npm ci, build and test
+        run: |
+          npm ci
+          npm run build --if-present
+          npm test
+
+      - name: Deploy to gh-pages
+        uses: peaceiris/actions-gh-pages@v3
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_branch: gh-pages
+          publish_dir: ./build