• Allow comments in domains-file (#181)
• Support for building against system libmilter library

• Fixed build against system libraries (#176)

Fixed

• Fixed socket creation for Milter
• Fixed Milter issue with IPv6 clients (#156)

Added

• Support for system user management with sysusers.d
• Better customization of the PostSRSd build with
  POSTSRSD_CONFIGDIR and INSTALL_SYSTEMD_SERVICE

Changed

• Improved documentation of the PostSRSd example configuration

Contributions

• Richard Hansen (#155, #157)

• the parser callback for the original-envelope option used the wrong return type, which could prevent the database mode from activating
• PostSRSd is confirmed to build and run on FreeBSD now

• New configuration option debug to increase log verbosity
• Reduced default log verbosity: PostSRSd no longer prints messages for mail addresses which need no rewrite (#149)

• Do not try to set Keep-Alive on Redis unix sockets (#146)

• Worked around EXCLUDE_FROM_ALL bug in CMake 3.20.x and older
• Fixed a few compiler warnings in the test suite
• Added support for musl as libc alternative
• Added support for CPack to generate installable packages
• Added new CLI option -h to print a summary of CLI options
• The test suite no longer requires faketime as dependency
• Improved error logging

• Close socketmap connection in main process to prevent resource
  exhaustion (#141)
• Explicitly set 0666 permissions on socketmap unix socket
  (#141)

• Improved detection logic for systemd system unit directory (#132)
• Drop supplementary groups when relinquishing root privileges (#133)

• Bugfix release
• Fix improper linking against the pthread library on systems where pthread is separate from libc.