Claude Code 2.1.223: Context Limits and Security Fixes

We unpack the latest Claude Code update, from automatic compaction for 1M-context models and clearer startup warnings to new safeguards for background agents and custom model gateways. The episode also covers a critical security fix for hidden Unicode Bash prompt attacks, plus workflow polish like a permanent slash review alias and persistent effort settings. Show Notes Claude Code changelog - Claude Code Docs: https://code.claude.com/docs/en/changelog