ci: run integration test

Author: uwzm

.github/workflows/python-app.yml

@@ -38,4 +38,5 @@ jobs:
         flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
     - name: Test with pytest
       run: |
+        export FROST_STA_CLIENT_RUN_INTEGRATION=1
         python -m pytest