Add requirements.txt for testing

Author: scorebot

.github/workflows/python-publish.yml

@@ -30,6 +30,7 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         pip install build
+        pip install -r requirements.txt
     - name: Test with pytest
       run: |
         pip install pytest pytest-cov

requirements.txt

@@ -0,0 +1,2 @@
+py4j>=0.10.7
+JPype1