Run tests on a schedule and integrate with Datadog's test optimization product

.github/workflows/datadog_test_optimization.yml

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+name: Datadog Test Optimization
+
+permissions: 
+  checks: write
+  contents: read
+
+on: push
+
+env:
+  DD_API_KEY: ${{ secrets.DD_API_KEY }}
+
+jobs:
+  test-optimization:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Install Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: 3.12
+      - name: Checkout code
+        uses: actions/checkout@v2
+      - name: Install requirements
+        run: |
+          python -m pip install .
+          python -m pip install -r scripts/test_requirements.txt
+      - name: Configure Datadog Test Optimization
+        uses: datadog/test-visibility-github-action@v2
+        with:
+          languages: python
+          api_key: ${{env.DD_API_KEY}}
+          site: datadoghq.com