enabled redis alongside celery, but waiting on true caching functionality—flash messages will behave better w. cache_page after they rely on htmx library, not current full-page reload

.woodpecker.yaml

@@ -15,6 +15,7 @@ steps:
     environment:
       DATABASE_URL: postgresql://postgres:postgres@postgres/python_tdd_test
       CELERY_BROKER_URL: redis://redis:6379/0
+      REDIS_URL: redis://redis:6379/1
     commands:
       - pip install -r requirements.txt
       - cd ./src
@@ -27,6 +28,7 @@ steps:
     environment:
       HEADLESS: 1
       CELERY_BROKER_URL: redis://redis:6379/0
+      REDIS_URL: redis://redis:6379/1
     commands:
       - pip install -r requirements.txt
       - cd ./src