获取最强大脑连接：
# Claude
curl -fsSL https://claude.ai/install.sh | bash
# Gemini
npm install -g @google/gemini-cli
# codex
npm i -g @openai/codex登录自己的账号：
# codex
mkdir ~/.codex-account-A
CODEX_HOME=~/.codex-account-A codex login --device-auth
alias codex-A='CODEX_HOME=~/.codex-account-A codex'
# claude
mkdir ~/.claude-personal
CLAUDE_CONFIG_DIR=~/.claude-personal claude /login
alias cc-personal='CLAUDE_CONFIG_DIR=~/.claude-personal claude'