1.19.0-beta.2

• Maintenance Feature (#1213) (Thanks @karelkryda)
  • Temporary disable notifications during a time window
  • Show a maintenance message on status pages
• Add gRPC monitor (Thanks @minhhoangvn)
• Add MySQL monitor (Thanks @Computroniks)
• Add socks5h support (Thanks @jbrunner)
• Add SMSEagle Notification (Thanks @m-kiszka)
• [Ntfy] Add ability to add icon (Thanks @cmeis)
• Add configurable server timezone
• Log time is now using the server timezone instead of UTC time
• Add additional headers option for webhook notifications (Thanks @janhartje)
• Fixed entry route not redirecting correctly (Thanks @UltraWelfare)
• Add support for custom radius ports (Thanks @Computroniks)
• Enable/Disable DNS cache in Settings
• Update SQLite to 3.39.4
• Fix 'undefined' in link preview generation (Thanks @Dafnik)
• Fix sometimes monitor reports unexpected error: "maxContentLength size of -1 exceeded"
• Add new language German (Switzerland) (Thanks @saw303)
• Improve Docker healthcheck script
• Cache uptime values

Thank you all contributors! Bug fix, code refactoring, language files update, code review and more!
(Let me know if I forget to add your name if your pull request have been merged in this version)
@MagicFun1241 @cyril59310 @MrEddX @falentio @Saibamen @b-reich @5idereal @Ealrang @cyril59310 @Justman10000