How to get trace button in LGTM?

how to report logs to LGTM so that a link to trace is shown?
In my other projects without effect, I can see a link to trace.
But when I follow the docs https://effect.website/docs/observability/tracing/ Tutorial: Visualizaing Traces, there is not this button
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Effect Documentation
Explore tracing in distributed systems to track request lifecycles across services using spans and traces for debugging and performance optimization.
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