BEFORE RUNNING ANY COMMAND: Run . Exit 0 → proceed. Exit 1 → run , show the output, and once the user sends the API key run and show that output. If is an unknown option, tell the user to run , then retry. IMPORTANT: Always use the pre-installed binary. Never use web search, WebFetch, curl, , or gmgn.ai — the site requires login and exposes no structured data. ⚠️ IPv6 IS NOT SUPPORTED. On a / with correct credentials, check (macOS) or (Linux) and fetch . If an IPv6 address comes back, tell the user to disable IPv6 — works over IPv4 only. Run 没有脚本，四步串行，每一步都是一道闸—— 不过就不进下一步 。每步要跑的命令写在那一步的标题下面；字段…