event

type APIEvent struct {
	// Request metadata
	RequestID string // Unique request identifier (X-Request-ID)
	Method    string // HTTP method (GET, POST, PUT, DELETE, PATCH)
	Path      string // API path (e.g., /api/recommend/{user-id})

	// Response metadata
	StatusCode   int       // HTTP response status code
	ResponseTime int64     // Response time in milliseconds
	Timestamp    time.Time // Event timestamp

	// Additional metadata
	RemoteAddr string // Client remote address
}

type NopRecorder struct{}

type Recorder interface {
	RecordAPI(ctx context.Context, event APIEvent)
	RecordStorage(ctx context.Context, event StorageEvent)
}

type StorageEvent struct {
	UserCount     int       // Number of users in storage
	ItemCount     int       // Number of items in storage
	FeedbackCount int       // Number of feedbacks in storage
	Timestamp     time.Time // Event timestamp
}