method NoOpDiagnosticsCollector.prototype.recordMetric NoOpDiagnosticsCollector.prototype.recordMetric(_metric: string,_value: number,_unit: string,_dimensions?: Record<string, string>,): void Record a performance metric (no-op implementation) Parameters _metric: string Metric name (ignored) _value: number Metric value (ignored) _unit: string Unit of measurement (ignored) optional _dimensions: Record<string, string> Optional dimensions (ignored) Return Type void