try out matrix testing

Author: csae8092

.github/workflows/test.yml

@@ -6,12 +6,15 @@ jobs:
   test:
     name: Test Application
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.9", "3.11", "3.12"]
     steps:
     - uses: actions/checkout@v4
-    - name: Set up Python
+    - name: Set up Python Python ${{ matrix.python-version }}
       uses: actions/setup-python@v5
       with:
-        python-version: '3.12'
+        python-version: ${{ matrix.python-version }}
     - name: Install dependencies
       run: |
         pip install --upgrade --upgrade-strategy eager -r requirements_dev.txt

README.md

@@ -1,5 +1,10 @@
 # pylobid
 
+[![Build the docs](https://github.com/csae8092/pylobid/actions/workflows/docs.yml/badge.svg)](https://github.com/csae8092/pylobid/actions/workflows/docs.yml)
+[![flake8 Lint](https://github.com/csae8092/pylobid/actions/workflows/lint.yml/badge.svg)](https://github.com/csae8092/pylobid/actions/workflows/lint.yml)
+[![Test](https://github.com/csae8092/pylobid/actions/workflows/test.yml/badge.svg)](https://github.com/csae8092/pylobid/actions/workflows/test.yml)
+
+
 `pylobid` is a LOBID-REST-API client. [Lobid](https://lobid.org) is a web service providing data from the [GND](https://www.dnb.de/DE/Professionell/Standardisierung/GND/gnd_node.html) - Gemeinsame Normdatei of the German National Library.
 
 - **Free software**: MIT license