Important

Add changeset for v3.29.3 with model updates, new features, bug fixes, and UX improvements.

• Models and Features:
  • Update Gemini models to 09-2025 versions, including Gemini 2.5 Pro and Flash.
  • Add reasoning support for Z.ai GLM binary thinking mode.
  • Enable reasoning in Roo provider.
  • Add settings for time and cost display in system prompt.
• Bug Fixes:
  • Use max_output_tokens in LiteLLM fetcher when available.
  • Process queued messages after context condensing.
  • Use monotonic clock for rate limiting to prevent timing issues.
  • Resolve checkpoint menu popover overflow.
  • Fix LiteLLM test failures post-merge.
• UX Improvements:
  • Focus textbox and add newlines after adding to context.

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