Add CI workflow to run tests (#1)

Derived from the official docs:
https://pdm-project.org/latest/usage/advanced/#use-pdm-in-continuous-integration

.github/workflows/test.yml

@@ -0,0 +1,35 @@
+name: Run tests
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  test:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        python-version: ['3.10', '3.11', '3.12']
+        os: [ubuntu-latest, macOS-latest, windows-latest]
+      fail-fast: false # Continue running jobs even if one fails
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 #v4.1.17
+
+      - name: Set up PDM
+        uses: pdm-project/setup-pdm@568ddd69406b30de1774ec0044b73ae06e716aa4 # v4.1
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install dependencies
+        run: |
+          pdm sync --dev --group testing
+
+      - name: Run Tests
+        run: |
+          pdm run --verbose pytest tests

pyproject.toml

@@ -11,16 +11,20 @@ classifiers = [
 ]
 requires-python = ">=3.10"
 dependencies = [
-    "prometheus-fastapi-instrumentator>=7.0.0,<8",
-    "sentry-sdk[fastapi]>=2.13.0,<3",
-    "typer>=0.12.4,<1",
+    "prometheus-fastapi-instrumentator>=7.0.0",
+    "sentry-sdk[fastapi]>=2.13.0",
+    "typer>=0.12.4",
 ]
 
 dynamic = ["version"]
 
 [project.urls]
 Homepage = "https://github.com/watonomous/watcloud-utils"
 
+[project.optional-dependencies]
+testing = [
+    "pytest>=8.3.2",
+]
 [build-system]
 requires = ["pdm-backend"]
 build-backend = "pdm.backend"

tests/test_sanity.py

@@ -0,0 +1,4 @@
+import watcloud_utils
+
+def test_version():
+    assert hasattr(watcloud_utils, "__version__") and watcloud_utils.__version__ is not None