Restores the curl installer script at /install. Adds:
- In-memory fetch counter (visible in container logs)
- Server-side PostHog event 'install_script_fetched' with
IP, user-agent, and referer (fire-and-forget)
- Console log per fetch for monitoring
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>