Add build workflow and configure Dependabot

.github/dependabot.yml

@@ -0,0 +1,10 @@
+# Set update schedule for GitHub Actions
+
+version: 2
+updates:
+
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      # Check for updates to GitHub Actions every week
+      interval: "weekly"

.github/workflows/build.yml

@@ -0,0 +1,53 @@
+name: Generate web page
+
+on:
+  push:
+    branches: 'main'
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v3
+
+    - name: Install modules
+      run: |
+          cpanm --installdeps --notest .
+
+    - name: Create pages
+      run: |
+        perl bin/build
+
+    - name: Commit new page
+      if: github.repository == 'davorg/twittelection'
+      run: |
+        GIT_STATUS=$(git status --porcelain)
+        echo $GIT_STATUS
+        git config user.name github-actions[bot]
+        git config user.email 41898282+github-actions[bot]@users.noreply.github.com
+        git add docs/
+        if [ "$GIT_STATUS" != "" ]; then git commit -m "Automated Web page generation"; fi
+        if [ "$GIT_STATUS" != "" ]; then git push; fi
+
+    - name: Update pages artifact
+      uses: actions/upload-pages-artifact@v1
+      with:
+        path: docs/
+
+  deploy:
+    needs: build
+    permissions:
+      pages: write
+      id-token: write
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v1
+