kafka tail logs from begining

`kafka-console-consumer --bootstrap-server localhost:9092 --topic test_log --from-beginning`

Start by locating how ak-cli stores and formats its collection of useful CLI commands, then compare nearby entries with the supplied Kafka consumer command. Add the command in the repository's established format and verify that the Kafka log-tail example is discoverable and accurately documented.

Written by the indexing model from the issue text.