Below are the incompatible changes between v0.0.10 and next, per package.

# dane

# dmarc

# dmarcrpt

# dns

# dnsbl

# iprev

# message
- From: changed from func(*log/slog.Logger, bool, io.ReaderAt) (github.com/mjl-/mox/smtp.Address, *Envelope, net/textproto.MIMEHeader, error) to func(*log/slog.Logger, bool, io.ReaderAt, *Part) (github.com/mjl-/mox/smtp.Address, *Envelope, net/textproto.MIMEHeader, error)
- NewComposer: changed from func(io.Writer, int64) *Composer to func(io.Writer, int64, bool) *Composer

# mtasts

# publicsuffix

# ratelimit

# sasl

# scram

# smtp
- SeMsg6ConversoinUnsupported3: removed

# smtpclient
- GatherIPs: changed from func(context.Context, *log/slog.Logger, github.com/mjl-/mox/dns.Resolver, github.com/mjl-/mox/dns.IPDomain, map[string][]net.IP) (bool, bool, github.com/mjl-/mox/dns.Domain, []net.IP, bool, error) to func(context.Context, *log/slog.Logger, github.com/mjl-/mox/dns.Resolver, string, github.com/mjl-/mox/dns.IPDomain, map[string][]net.IP) (bool, bool, github.com/mjl-/mox/dns.Domain, []net.IP, bool, error)

# spf

# subjectpass

# tlsrpt

# updates

