Add action to redo readme on push to main

.github/workflows/recreate_readme.yaml

@@ -0,0 +1,40 @@
+name: Update README on Push
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+jobs:
+  update_readme:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: '3.x'
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install pyyaml
+          pip install jinja2
+
+      - name: Run Python script
+        run: python scripts/autogenerate_readme.py
+
+      - name: Commit changes
+        run: |
+          git config --local user.email "[email protected]"
+          git config --local user.name "GitHub Action"
+          git add -A
+          git diff-index --quiet HEAD || (git commit -a -m "Update event files")
+
+      - name: Push changes
+        uses: ad-m/github-push-action@master
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}