v1.2.0

• updated CZMQ low-level binding
• find libczmq/libzmq in /usr/lib and respect LD_LIBRARY_PATH
• add gem mutex_m as dependency to fix specs on Ruby 3.4

v1.1.2

• avoid warnings from FFI

v1.1.1

• use MSYS2 for Windows support

v1.1.0

• require Ruby 3.0
• updated CZMQ low-level binding