{"message":"Chanalytics Backend API","version":"1.2.1","commit":"a2472b6","endpoints":{"health":"/api/health","version":"/api/version","mock":{"kpi":"/api/mock/kpi","campaignPerformance":"/api/mock/campaign-performance","categoryOrders":"/api/mock/category-orders"},"bigquery":{"datasets":"/api/bigquery/datasets","query":"/api/bigquery/query (POST)","kpi":"/api/bigquery/kpi"}}}