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Std.Trace

Std.Trace
  Std.Trace — opt-in distributed-tracing spans (Layer 3 Sky source).

Values
  attr : String -> String -> Task Error ()
      Annotate the current span with a `key = value` string
  event : String -> Task Error ()
      Record an instantaneous, named event on the current span
  span : String -> Task e a -> Task e a
      Wrap a Task in a named child span.  The Task's value flows