v5.1.0

• release: "Mon, 1 Jul 2024 12:02:22 +0900 (JST)"
• version: "5.1.0"
• changes:
  • #297 #300 Remove v4 compatible features
    • Sisimai.make()
    • Sisimai::Fact.softbounce()
  • #292 #293 Implement Sisimai::Lhost::DragonFly
    • Add 30 sample emails generated by DMA: DrangonFly Mail Agent (lhost-dragonfly-*.eml)
  • #288 Consolidate error messages scattered under Sisimai::Reason::* into Sisimai::Rhost::*
    classes for each email service #289
    • Sisimai::Rhost::YahooInc for https://senders.yahooinc.com/smtp-error-codes/
    • Sisimai::Rhost::Apple for iCloud Mail
    • The following sample emails in set-of-emails/maildir/bsd:
      • 3 sample emails (rhost-yahooinc-0[1-3].eml)
      • 4 sample emails (rhost-apple-0[1-4].eml)
  • #290 #291 #295 Sisimai::Rhost improvements
    • Update the error code list and error message patterns in the following classes:
      • Sisimai::Rhost::Cox
      • Sisimai::Rhost::FrancePTT
      • Sisimai::Rhost::GoDaddy
      • Sisimai::Rhost::Mimecast
      • Sisimai::Rhost::Spectrum
      • Sisimai::Rhost::Tencent
    • Each error message should be compared with the lowercased string
    • Follow any updates of the SMTP error code and message list in each email services related to
      AuthFailure, BadReputation, RequirePTR, and other error reasons added at v5
    • No longer needed method Sisimai::Rhost.match method has been removed
  • #296 Add 8 sample emails (lhost-opensmtpd-1[0-7].eml)generated by OpenSMTPD 6.8.0p2
  • #298 Add 9 sample emails (lhost-qmail-1[1-9].eml) generated by notqmail 1.08
  • #299 Add 6 sample emails (lhost-qmail-2[0-5].eml) generated by indimail 3.0.7
  • Sisimai works on Ruby 3.3.3