Origin for each line in README from check-in da7fc7983d:

da7fc7983d 2024-05-23        arcade: First of all make sure to never listen on public IPs and always put sockets in
da7fc7983d 2024-05-23        arcade: directories not acessible by just about everyone on your system. Though
da7fc7983d 2024-05-23        arcade: listening on 127.0.0.1:XXXX is equivalent to creating a world-writable socket.
da7fc7983d 2024-05-23        arcade: 
da7fc7983d 2024-05-23        arcade: To catch bounces (so they wouldn't stuck in upper mail server) make sure sender
da7fc7983d 2024-05-23        arcade: envelope address is real as required by SaMoToP. For example Postfix has to be
da7fc7983d 2024-05-23        arcade: tweaked like this:
da7fc7983d 2024-05-23        arcade: 
da7fc7983d 2024-05-23        arcade: $config_directory/main.cf:
da7fc7983d 2024-05-23        arcade: 	smtp_generic_maps = hash:$config_directory/generic
da7fc7983d 2024-05-23        arcade: 
da7fc7983d 2024-05-23        arcade: $config_directory/generic:
da7fc7983d 2024-05-23        arcade: 	""	postmaster@example.com
da7fc7983d 2024-05-23        arcade: 	<>	postmaster@example.com
da7fc7983d 2024-05-23        arcade: 
da7fc7983d 2024-05-23        arcade: Actually not sure which one works...