Initial commit: web-hosts infrastructure

- hostctl.sh management script for starting/stopping/restarting hosts
- test.coppertone.tech domain setup with compose.yaml
- deploy.sh for automated deployments from testing branch
- frontend-nginx.conf for static file serving

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

scripts/hostctl

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+/docker/web-hosts/scripts/hostctl.sh