- docker-compose: Use kafka.env file
- docker-compose: Make kafka start as a single node
- docker-compose: Add swh-storage-listener
- swh-storage: Fix mix tab/spaces by removing all tabs
- swh-storage-listener: Simplify default configuration
- Add swh-journal's publisher service
- swh-journal-client: Add a journal sample client
- kafka: Update the default expected swh topics
- storage-listener: Add the missing runtime dependency
- storage-listener: Add --verbose flag