chore(workflow): Add Redis service to the test action

.github/workflows/tests.yml

@@ -10,6 +10,7 @@ jobs:
       DB_PASSWORD: postgres
       DB_NAME: bots
       DB_HOST: localhost
+      REDIS_HOST: redis://localhost
     services:
       postgres:
         image: postgres
@@ -24,6 +25,14 @@ jobs:
           --health-interval 10s
           --health-timeout 5s
           --health-retries 5
+      redis:
+        image: redis
+        # Set health checks to wait until redis has started
+        options: >-
+          --health-cmd "redis-cli ping"
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
     steps:
       - uses: actions/checkout@v3
       - name: Set up Python 3.11