In caverns-ge2try the API Pods never start:

kubectl get pods -n caverns-ge2try
kubectl describe pod -l app=market-api -n caverns-ge2try

The Deployment reads a key from Secret db-creds that the Secret does not have, and the value it does have carries the wrong password. Replace the Secret with the right key and the password s3cret, then make sure both replicas are Ready.