v1.33.1

Chore

• Resolve the latest message ID in a single helper
• Update Go dependencies
• Update node dependencies

Fix

• Parse address headers with non-UTF-8 display names (#763)
• Append missing recipients to an existing Bcc header
• Keep address parsing strict when decoding non-UTF-8 display names
• Guard against an empty Sender address list when releasing a message
• Reject messages that cannot be parsed instead of discarding them silently (#764)
• Return 400 for an invalid DELETE /api/v1/messages body (#766)
• Decode RFC 2231 attachment file names in non-UTF-8 charsets (#767)
• Accept latest as the ID in the release and thumbnail endpoints (#768)
• Limit the number & total size of remote stylesheets fetched by HTML check (Kiseob Hong @Minerv4)

Test

• Enhance thumbnail tests for latest ID handling and add empty case