Add the frobnicator

The frobnicator frobs. It was missing.

Closes: #123
Reviewed-by: Some One <some@example.com>
Co-authored-by: Other
  Person <other@example.com>
Signed-off-by: A U Thor <author@example.com>
(cherry picked from commit 0123456789abcdef0123456789abcdef01234567)