• Unpin version for djangorestframework package
• Switch drf-yasg package to drf-yasg2 and update imports
• Use the latest Postgres Docker image in CI: circleci/postgres:latest-ram
  • This matches the image version used by Docker Compose.
• Use the "management" tag of the RabbitMQ image in Docker Compose: rabbitmq:management
  • This provides additional tools for directly accessing RabbitMQ in development.