2.6.7

• #665 Messages now have timestamps! Saved conversations have timestamps too.
  • A saved conversation uses its first message's timestamp
  • The loading conversations modal now sorts the chat history in descending order.

• #656 @Emt-lin now our custom prompts are sorted with most recently used first
• #659 @logicsec we can tag saved conversations in Copilot setting
• Bug fix for mobile not loading