Initial GitHub workflow to run unit tests

.github/workflows/unittests.yaml

@@ -0,0 +1,24 @@
+name: "Unit tests"
+
+on: [push]
+
+jobs:
+  unit-tests:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: [
+          # Just test lowest and highest supported versions for now
+          "3.8",
+          "3.12",
+        ]
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install package with test dependencies
+        run: python -m pip install .[tests]
+      - name: Test with pytest
+        run: pytest

pyproject.toml

@@ -19,7 +19,7 @@ classifiers = [
 ]
 keywords = ["ESA", "EO", "Earth observation", "openEO"]
 dependencies = [
-    "requests",
+    "requests>=2.30.0",
 ]
 
 [project.urls]
@@ -28,12 +28,12 @@ Issues = "https://github.com/ESA-APEx/esa-apex-toolbox-python/issues"
 
 [project.optional-dependencies]
 tests = [
-    "pytest",
-    "requests_mock",
+    "pytest>=8.2.0",
+    "requests_mock>=1.12.0",
 ]
 dev = [
-    "pytest",
-    "requests_mock",
+    "pytest>=8.2.0",
+    "requests_mock>=1.12.0",
 ]
 
 [tool.hatch.version]
@@ -47,3 +47,8 @@ profile = "black"
 
 [tool.ruff]
 line-length = 120
+
+[tool.pytest.ini_options]
+testpaths = [
+    "tests",
+]