Claude Code v2.1.204 Fixes MCP Sync, Hooks, and Memory Stalls

We break down the newest Claude Code fixes for dynamic MCP root syncing, including real-time notifications/roots/list_changed updates that avoid session restarts in monorepos and worktrees. Also covered: streaming stdout for headless SessionStart hooks, macOS stall fixes, Windows auth environment inheritance, and a leaner context-usage indicator that cuts CPU burn.