v1.2.3

Added

• Introduced early plugin support (only for antispam for now).
  • Includes a simple OCR plugin to help mitigate text-based image spam.
• Added an X-Robots-Tag header to help prevent indexing. Thanks @jellykells!

Fixed

• Fixed crash when generating some thumbnails of audio.
• Fixed various artifact problems with APNG and GIF thumbnails. Thanks @Sorunome!
• Fixed a missing "unlimited size" check for thumbnails. Thanks @Sorunome!