OptionalsampleFraction (0..1) of mount events to sample.
OptionalflushFlush interval (ms) for queued events. Set to 0 to disable interval flushing (still flushes on threshold / visibility hidden).
OptionalallowBy default events are suppressed when env === "dev" to avoid local noise.
Set allowInDev true to always record.
OptionalsinkOptional custom sink callback.
If provided each flush will pass a batch array; returning void.
When present the internal Datadog addAction forwarding is skipped.