Claude Code 2.1.90 发布：新增教程与多项修复

AI 摘要

Claude Code 发布 2.1.90 版本更新，新增 /powerup 交互式教程功能，并引入 CLAUDE_CODE_PLUGIN_KEEP_MARKETPLACE_ON_FAILURE 环境变量以支持离线环境。修复了多个 bug，包括速率限制对话框无限循环、--resume 缓存未命中、文件编辑冲突等问题，并增强了 PowerShell 工具权限检查的安全性。同时优化了性能，如 MCP 工具模式缓存、SSE 流处理和长对话转录的线性化改进。

正文节选

- Added `/powerup` — interactive lessons teaching Claude Code features with animated demos - Added `CLAUDE_CODE_PLUGIN_KEEP_MARKETPLACE_ON_FAILURE` env var to keep the existing marketplace cache when `git pull` fails, useful in offline environments - Added `.husky` to protected directories (acceptEdits mode) - Fixed an infinite loop where the rate-limit options dialog would repeatedly auto-open after hitting your usage limit, eventually crashing the session - Fixed `--resume` causing a full prom

发布时间：—

抓取时间：2026-09-07 03:46

来源机构：Anthropic