improve open telemetry tracing

src/app/services/monitoring/opentelemetry/tracer.ts

@@ -59,6 +59,10 @@ const createTracingInstance = ({bugPrint, name, module, autoFinish}): TracingTyp
     setAttribute: (key: string, value: string) => {
       data.tags[key] = value;
       span.setAttribute(key, value);
+
+      if(key =='outcome' &&  value == 'failed') {
+        span.setAttribute('error', 'true')
+      }
     },
     getAttribute: (key: string) => {
       return data.tags[key]