curl -X POST https://console.rotastellar.com/api/deployments \
  -H "Content-Type: application/json" \
  -H "Cookie: session=..." \
  -d '{
    "plan_id": "abc-123",
    "speed_multiplier": 100
  }'

curl -X POST https://console.rotastellar.com/api/deployments \
  -H "Content-Type: application/json" \
  -H "X-API-Key: rs_live_..." \
  -d '{
    "plan_id": "abc-123"
  }'

{
  "id": "dep-456",
  "status": "pending"
}

{
  "error": "plan_id is required"
}

{
  "error": "Plan not found"
}