Release 1.6.1

• Kill session if refreshing oauth token fails (#8734)
• Fix various PHP 8.1 warnings (#8628, #8644, #8667, #8656, #8647)
• Password: Remove references to %c variable that has been removed before (#8633)
• Fix anchor links in HTML mail (#8632)
• Fix bug where config creation in Installer did ignore options in the form (#8634)
• Fix bug where renamed options were removed from the config on installto.sh (update.sh) run (#8643)
• Fix favicon rewrite rule in .htaccess (#8654)
• Fix various PHP 8.2 warnings
• Fix bug where it wasn't possible to create more than one response record on SQLite and Postgres (#8664)
• Fix support for ManageSieve over implicit SSL (#8670)
• Fix bug where "about:blank" page could trigger "load error" (#8554)
• Fix bug where setting 'Clear Trash on Logout' to 'all messages' didn't work (#8687)
• Fix bug where the attachment menu wouldn't disappear after an action is selected (#8691)
• Fix bug where some dialogs in an eml attachment preview would not close on mobile (#8627)
• Fix bug where multiline data:image URI's in emails were stripped from the message on display (#8613)
• Fix fatal error on identity page if Enigma plugin is misconfigured (#8719)
• Fix so N property always exists in a vCard export (#8771)
• Fix authenticating to Courier IMAP with passwords containing a '~' character (#8772)
• Fix handling of smtp/imap port options on configuration file update (#8756)
• Fix bug where array values could not be saved in utils/save_pref action (#8781)
• Add workaround for using Roundcube behind a reverse proxy with a subpath: 'request_path' option (#8738, #8770)
• Fix bug where "Invalid skin name" error was logged on preferences save if there's only one skin (#8825)
• Fix SIGBUS raised in ImageMagick when more than one process tried to generate a thumbnail of the same image attachment (#8511)
• Fix bug where updater does not update the vendor packages (#8642)
• Fix missing mail composing textarea on reply/draft with a long plain text content (#8866)