Changes for CI tests

.github/workflows/build_tox.yml

@@ -0,0 +1,39 @@
+# Build from source using tox.
+name: build_tox
+on: [push, pull_request]
+permissions: read-all
+jobs:
+  build_tox:
+    runs-on: ubuntu-22.04
+    strategy:
+      matrix:
+        include:
+        - python-version: '3.7'
+          toxenv: 'py37'
+        - python-version: '3.8'
+          toxenv: 'py38'
+        - python-version: '3.9'
+          toxenv: 'py39'
+        - python-version: '3.10'
+          toxenv: 'py310'
+        - python-version: '3.11'
+          toxenv: 'py311'
+        - python-version: '3.12'
+          toxenv: 'py312'
+    steps:
+    - uses: actions/checkout@v3
+    - name: Install build dependencies
+      run: |
+        sudo add-apt-repository universe &&
+        sudo add-apt-repository -y ppa:deadsnakes/ppa &&
+        sudo add-apt-repository -y ppa:gift/dev &&
+        sudo apt-get update &&
+        sudo apt-get install -y autoconf automake autopoint build-essential git libtool pkg-config python${{ matrix.python-version }} python${{ matrix.python-version }}-dev python${{ matrix.python-version }}-venv python3-distutils python3-pip python3-setuptools
+    - name: Install tox
+      run: |
+        python3 -m pip install tox
+    - name: Run tests
+      env:
+        LANG: en_US.UTF-8
+      run: |
+        tox -e${{ matrix.toxenv }}

setup.cfg.in

@@ -2,6 +2,7 @@
 name = liblnk-python
 version = @VERSION@
 description = Python bindings module for liblnk
+long_description = Python bindings module for liblnk
 author = Joachim Metz
 author_email = [email protected]
 license = GNU Lesser General Public License v3 or later (LGPLv3+)