v1.2.6
- add missing
require 'io/wait'
to getIO#wait_readable
CZTop::Socket#wait_readable
- drop broken support for Ruby < 3.2
- work around quirks of edge-triggered ZMQ FD
CZTop::Socket#wait_writable
- drop broken support for Ruby < 3.2
- work around quirks of edge-triggered ZMQ FD
- fix waiting for readiness on ZMQ FD