Tip: Use CLAUDE_CODE_PLUGIN_PREFER_HTTPS for SSH-Free GitHub Plugin Cloning in CI/CD and Containers

Claude Code v2.1.141·medium signal

Claude Code v2.1.141 adds CLAUDE_CODE_PLUGIN_PREFER_HTTPS environment variable that switches GitHub plugin cloning from SSH to HTTPS. Set this before running claude plugin install to avoid SSH authentication failures in Docker containers, CI/CD runners, and corporate networks without SSH keys configured. Essential for anyone automating Claude Code plugin setup in ephemeral environments.