Много разных изменений

frontend/telemetry/otel-entry.js

@@ -6,6 +6,7 @@ import { resourceFromAttributes } from '@opentelemetry/resources';
 import { BatchSpanProcessor } from '@opentelemetry/sdk-trace-base';
 import { WebTracerProvider } from '@opentelemetry/sdk-trace-web';
 import { ATTR_SERVICE_NAME } from '@opentelemetry/semantic-conventions';
+import { trace } from '@opentelemetry/api';
 
 const exporter = new OTLPTraceExporter({
     url: `${window.location.origin}/otel/v1/traces`
@@ -38,3 +39,10 @@ registerInstrumentations({
 });
 
 console.info('Браузерная телеметрия OpenTelemetry инициализирована');
+
+const uxTracer = trace.getTracer('magistr-ux');
+window.__magistrTrackUx = (name, attributes = {}) => {
+    const span = uxTracer.startSpan(`ux.${name}`, { attributes });
+    span.end();
+};
+document.dispatchEvent(new CustomEvent('magistr:telemetry-ready'));