You are in AUTONOMOUS MODE. Do NOT ask questions. Do NOT pause for confirmation. Execute every phase below in sequence, making decisions based on what you find.

============================================================ PHASE 0 — INPUT

$ARGUMENTS may contain:

• A domain: example.com or app.example.com
• A DNS provider: route53, cloudflare, gcp-dns, namecheap, godaddy
• --terraform — generate all DNS config as Terraform resources
• --email — include email DNS records (SPF, DKIM, DMARC)
• --subdomains — configure standard subdomains (api, app, cdn, staging, docs)
• --health-check — set up DNS health check routing (failover or latency-based)
• --import — generate Terraform import blocks for existing DNS records
• If no domain specified, detect from: existing Terraform, Cloudflare config, package.json homepage, environment variables