Default @vercel/otel configuration shared across runtimes.
propagators: ["tracecontext", "baggage"] enables the W3C Baggage propagator alongside
the default Trace Context propagator. We need baggage propagation so domain/user
context set via addBaggageEntries flows across queue worker boundaries (queue
messages are wrapped via packWithTraceContext, which uses the propagators registered
here).
Default
@vercel/otelconfiguration shared across runtimes.propagators: ["tracecontext", "baggage"]enables the W3C Baggage propagator alongside the default Trace Context propagator. We need baggage propagation so domain/user context set viaaddBaggageEntriesflows across queue worker boundaries (queue messages are wrapped viapackWithTraceContext, which uses the propagators registered here).