v0.93.0: GPT-5.3-Codex fast mode, markdown links, automatic agents.md detection, and session retention policies

New features

- GPT-5.3-Codex fast mode - Added GPT-5.3-Codex as a fast mode model option for faster code generation
- Markdown link rendering - Markdown links now render as clickable links in the CLI
- Automatic agents.md detection - CLI now automatically detects and loads agents.md files in your project
- Session retention policies - Configure auto-deletion policies for sessions to manage storage (Factory App)

Improvements

- Plan update indicator - A subtle "Plan updated" notification now appears when the plan changes
- JSON rendering in chat - JSON data now renders with improved formatting in web and Factory App chat
- Commands near autonomy requests - Suggested commands now appear closer to autonomy requests for easier access (Factory App)

Bug fixes

- Review shows LGTM - The review command now shows "LGTM" when no issues are found
- Long output truncation - Long output lines in Execute tool previews are now truncated to fit terminal width
- Message ghosting - Fixed ghost messages appearing when sending queued messages
- Improved error messages - Model streaming errors now display user-friendly messages instead of raw errors
- Session loading - Fixed various issues with loading and resuming sessions
- Onboarding link - Fixed a broken link in the onboarding flow (Factory App)
- Mission Mode input - Fixed input field behavior in Mission Mode (Factory App)