Get summary analytics

curl -X GET https://api.ofmelite.io/v1/analytics/summary?days=7 \
  -H "Authorization: Bearer ofm_YOUR_API_KEY" \
  -H "Content-Type: application/json"

{
  "rangeDays": 7,
  "linksSampled": 12,
  "summary": { "views": 4200, "clicks": 510, "ctr": 12.14 }
}