Core

• Remove unused experimental keys from TUI (@IdrisGit)
• Add continuous integration configuration
• Remove AI SDK middleware that was preventing think blocks from being sent back as assistant message content

Desktop

• Change language test in app (@neriousy)
• Add transitions, spacing improvements, scroll fade effects, and prompt area updates (@aaroniker)

Thank you to 3 community contributors:

• @aaroniker:
  • feat: Transitions, spacing, scroll fade, prompt area update (#11168)
• @neriousy:
  • test(app): change language test (#11295)
• @IdrisGit:
  • chore(tui): remove unused experimental keys (#11195)