Add example ci pipeline

.github/workflows/flaskr-ci.yaml

@@ -0,0 +1,34 @@
+name: Build Flaskr App
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    # strategy:
+    #   matrix:
+    #     python-version: ["3.7", "3.8", "3.9", "3.10"]
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Python 3.11
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.11.x'
+          architecture: 'x64'
+      - name: Install dependencies
+        run: |
+          python -c "import sys; print(sys.version)"
+          python -m pip install --upgrade pip
+          pip install flake8 pytest
+          if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+      - name: Lint with flake8
+        run: |
+          # stop the build if there are Python syntax errors or undefined names
+          flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
+          # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
+          flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+      - name: Test with pytest
+        run: |
+          pytest