Download Claude Code 2.1.20

- Added arrow key history navigation in vim normal mode when cursor cannot move further
- Added external editor shortcut (Ctrl+G) to the help menu for better discoverability
- Added PR review status indicator to the prompt footer, showing the current branch's PR state (approved, changes requested, pending, or draft) as a colored dot with a clickable link
- Added support for loading CLAUDE.md files from additional directories specified via --add-dir flag (requires setting CLAUDE_CODE_ADDITIONAL_DIRECTORIES_CLAUDE_MD=1)
- Added ability to delete tasks via the TaskUpdate tool
- Fixed session compaction issues that could cause resume to load full history instead of the compact summary
- Fixed agents sometimes ignoring user messages sent while actively working on a task
- Fixed wide character (emoji, CJK) rendering artifacts where trailing columns were not cleared when replaced by narrower characters
- Fixed JSON parsing errors when MCP tool responses contain special Unicode characters
- Fixed up/down arrow keys in multi-line and wrapped text input to prioritize cursor movement over history navigation
- Fixed draft prompt being lost when pressing UP arrow to navigate command history
- Fixed ghost text flickering when typing slash commands mid-input
- Fixed marketplace source removal not properly deleting settings
- Fixed duplicate output in some commands like /context
- Fixed task list sometimes showing outside the main conversation view
- Fixed syntax highlighting for diffs occurring within multiline constructs like Python docstrings
- Fixed crashes when cancelling tool use
- Improved /sandbox command UI to show dependency status with installation instructions when dependencies are missing
- Improved thinking status text with a subtle shimmer animation
- Improved task list to dynamically adjust visible items based on terminal height
- Improved fork conversation hint to show how to resume the original session
- Changed collapsed read/search groups to show present tense ("Reading", "Searching for") while in progress, and past tense ("Read", "Searched for") when complete
- Changed teammate messages to render with rich Markdown formatting (bold, code blocks, lists, etc.) instead of plain text
- Changed ToolSearch results to appear as a brief notification instead of inline in the conversation
- Changed the /commit-push-pr skill to automatically post PR URLs to Slack channels when configured via MCP tools
- Changed the /copy command to be available to all users
- Changed background agents to prompt for tool permissions before launching
- Changed permission rules like Bash(*) to be accepted and treated as equivalent to Bash
- Changed config backups to be timestamped and rotated (keeping 5 most recent) to prevent data loss