Claude Code v2.1.97 Adds Focus View, Hardens Bash Permissions, Fixes MCP Memory Leak

Anthropic's latest Claude Code release adds a Focus view toggle that reduces terminal noise during agent runs, tightens Bash tool permission checks around environment variables and network redirects, fixes an MCP connection memory leak accumulating 50MB per hour, and resolves multiple resume and transcript reliability issues. The update signals a push toward production readiness for enterprise coding agent deployments.