add redis to integration tests

Author: snopoke

.github/workflows/integration_tests.yml

@@ -7,6 +7,16 @@ on:
 jobs:
   integration-tests:
     runs-on: ubuntu-latest
+    services:
+      redis:
+        image: redis
+        options: >-
+          --health-cmd "redis-cli ping"
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+        ports:
+          - 6379:6379
     steps:
       - uses: actions/checkout@v3
       - name: Set up Python