The Kookaburra is out of the bag.
Checkout Toolong, a terminal app for viewing / tailing / searching log files (and .JSONL).
https://github.com/textualize/toolong
GitHub - Textualize/toolong: A terminal application to view, tail, merge, and search log files (plus JSONL).
A terminal application to view, tail, merge, and search log files (plus JSONL). - GitHub - Textualize/toolong: A terminal application to view, tail, merge, and search log files (plus JSONL).GitHub