CI: Add test workflow

Author: sanssecours

.github/workflows/test.yaml

@@ -0,0 +1,46 @@
+name: Check & Test Code
+
+on:
+  - push
+
+jobs:
+  os-python-matrix:
+    strategy:
+      matrix:
+        os:
+          - name: macos
+            icon: 🍏
+          - name: ubuntu
+            icon: 🐧
+          - name: windows
+            icon: 🪟
+        python-version:
+          - '3.10'
+          - '3.11'
+          - '3.12'
+          - '3.13'
+          - '3.14'
+
+    runs-on: ${{ matrix.os.name }}-latest
+    name: ${{ matrix.os.icon }} Python ${{ matrix.python-version }}
+
+    steps:
+
+    - name: Checkout code
+      uses: actions/checkout@v4
+
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v5
+      with:
+        python-version: ${{ matrix.python-version }}
+
+    - name: Install uv
+      uses: astral-sh/setup-uv@v6
+      with:
+        python-version: ${{ matrix.python-version }}
+
+    - name: Install dev and test packages
+      run: pip install -e .[dev,test]
+
+    - name: Check and test code base
+      run: make test