{"message":"Bias Calculation API","version":"1.0.0","authentication":{"type":"API Key","header":"X-API-Key","note":"Required for /analyze endpoint. Set API_KEY in environment variables."},"endpoints":{"/analyze":"POST - Analyze vessel compliance data (requires API key)","/health":"GET - Health check"},"usage_example":{"curl":"curl -X POST \"http://localhost:8000/analyze\" -H \"X-API-Key: your_api_key\" -H \"Content-Type: application/json\" -d '{\"vessel_id\": \"f3HHKcQi73MYKaea2SPW\", \"start_time\": \"2025-12-12T10:45:00Z\", \"end_time\": \"2025-12-12T11:10:00Z\"}'"}}