Update dependency npm:@anthropic-ai/claude-code to v2.1.21

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
npm:@anthropic-ai/claude-code	2.1.9 → 2.1.21

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Release Notes

anthropics/claude-code (npm:@​anthropic-ai/claude-code)

v2.1.21

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• Added support for full-width (zenkaku) number input from Japanese IME in option selection prompts
• Fixed shell completion cache files being truncated on exit
• Fixed API errors when resuming sessions that were interrupted during tool execution
• Fixed auto-compact triggering too early on models with large output token limits
• Fixed task IDs potentially being reused after deletion
• Fixed file search not working in VS Code extension on Windows
• Improved read/search progress indicators to show "Reading…" while in progress and "Read" when complete
• Improved Claude to prefer file operation tools (Read, Edit, Write) over bash equivalents (cat, sed, awk)
• [VSCode] Added automatic Python virtual environment activation, ensuring python and pip commands use the correct interpreter (configurable via claudeCode.usePythonEnvironment setting)
• [VSCode] Fixed message action buttons having incorrect background colors

v2.1.20

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• 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 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

v2.1.19

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• Added env var CLAUDE_CODE_ENABLE_TASKS, set to false to keep the old system temporarily
• Added shorthand $0, $1, etc. for accessing individual arguments in custom commands
• Fixed crashes on processors without AVX instruction support
• Fixed dangling Claude Code processes when terminal is closed by catching EIO errors from process.exit() and using SIGKILL as fallback
• Fixed /rename and /tag not updating the correct session when resuming from a different directory (e.g., git worktrees)
• Fixed resuming sessions by custom title not working when run from a different directory
• Fixed pasted text content being lost when using prompt stash (Ctrl+S) and restore
• Fixed agent list displaying "Sonnet (default)" instead of "Inherit (default)" for agents without an explicit model setting
• Fixed backgrounded hook commands not returning early, potentially causing the session to wait on a process that was intentionally backgrounded
• Fixed file write preview omitting empty lines
• Changed skills without additional permissions or hooks to be allowed without requiring approval
• Changed indexed argument syntax from $ARGUMENTS.0 to $ARGUMENTS[0] (bracket syntax)
• [SDK] Added replay of queued_command attachment messages as SDKUserMessageReplay events when replayUserMessages is enabled
• [VSCode] Enabled session forking and rewind functionality for all users

v2.1.18

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• Added customizable keyboard shortcuts. Configure keybindings per context, create chord sequences, and personalize your workflow. Run /keybindings to get started. Learn more at https://code.claude.com/docs/en/keybindings

v2.1.17

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• Fixed crashes on processors without AVX instruction support

v2.1.16

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• Added new task management system, including new capabilities like dependency tracking
• [VSCode] Added native plugin management support
• [VSCode] Added ability for OAuth users to browse and resume remote Claude sessions from the Sessions dialog
• Fixed out-of-memory crashes when resuming sessions with heavy subagent usage
• Fixed an issue where the "context remaining" warning was not hidden after running /compact
• Fixed session titles on the resume screen not respecting the user's language setting
• [IDE] Fixed a race condition on Windows where the Claude Code sidebar view container would not appear on start

v2.1.15

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• Added deprecation notification for npm installations - run claude install or see https://docs.anthropic.com/en/docs/claude-code/getting-started for more options
• Improved UI rendering performance with React Compiler
• Fixed the "Context left until auto-compact" warning not disappearing after running /compact
• Fixed MCP stdio server timeout not killing child process, which could cause UI freezes

v2.1.14

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• Added history-based autocomplete in bash mode (!) - type a partial command and press Tab to complete from your bash command history
• Added search to installed plugins list - type to filter by name or description
• Added support for pinning plugins to specific git commit SHAs, allowing marketplace entries to install exact versions
• Fixed a regression where the context window blocking limit was calculated too aggressively, blocking users at ~65% context usage instead of the intended ~98%
• Fixed memory issues that could cause crashes when running parallel subagents
• Fixed memory leak in long-running sessions where stream resources were not cleaned up after shell commands completed
• Fixed @ symbol incorrectly triggering file autocomplete suggestions in bash mode
• Fixed @-mention menu folder click behavior to navigate into directories instead of selecting them
• Fixed /feedback command generating invalid GitHub issue URLs when description is very long
• Fixed /context command to show the same token count and percentage as the status line in verbose mode
• Fixed an issue where /config, /context, /model, and /todos command overlays could close unexpectedly
• Fixed slash command autocomplete selecting wrong command when typing similar commands (e.g., /context vs /compact)
• Fixed inconsistent back navigation in plugin marketplace when only one marketplace is configured
• Fixed iTerm2 progress bar not clearing properly on exit, preventing lingering indicators and bell sounds
• Improved backspace to delete pasted text as a single token instead of one character at a time
• [VSCode] Added /usage command to display current plan usage

v2.1.12

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• Fixed message rendering bug

v2.1.11

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• Fixed excessive MCP connection requests for HTTP/SSE transports

v2.1.10

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• Added new Setup hook event that can be triggered via --init, --init-only, or --maintenance CLI flags for repository setup and maintenance operations
• Added keyboard shortcut 'c' to copy OAuth URL when browser doesn't open automatically during login
• Fixed a crash when running bash commands containing heredocs with JavaScript template literals like ${index + 1}
• Improved startup to capture keystrokes typed before the REPL is fully ready
• Improved file suggestions to show as removable attachments instead of inserting text when accepted
• [VSCode] Added install count display to plugin listings
• [VSCode] Added trust warning when installing plugins

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