setup GitHub Actions

Author: delabiejochen

.github/workflows/test.yml

@@ -0,0 +1,17 @@
+name: Test Changes
+
+on: [push, pull_request]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Clone Repository
+        uses: actions/checkout@v2
+      - uses: actions/setup-python@v2
+        with:
+          python-version: '3.x'
+          - run: python tests/test_client.py
+        env:
+          TB_KEY: ${{ secrets.TB_KEY }}
+          TB_SECRET: ${{ secrets.TB_SECRET }}