Add testing to CI

.github/workflows/python-package.yml

@@ -0,0 +1,34 @@
+# This workflow will install Python dependencies, run tests and lint with a variety of Python versions
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-python
+
+name: Python package adaptive-cards-py
+
+on:
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ["3.10", "3.11", "3.12"]
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v3
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install uv for package management
+      run: |
+        curl -LsSf https://astral.sh/uv/install.sh | sh
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        uv pip install --system pylint 
+        uv pip install --system -r pyproject.toml
+    - name: Test with pytest
+      run: |
+        uv run tests/*.py