use testing_framework_core::scenario::ScenarioBuilder; use testing_framework_workflows::ScenarioBuilderExt; pub fn da_plan() -> testing_framework_core::scenario::Scenario<()> { ScenarioBuilder::topology_with(|t| t.network_star().validators(1).executors(1)) .wallets(50) .da_with(|da| { da.channel_rate(1) // number of DA channels to run .blob_rate(2) // target 2 blobs per block (headroom applied) .headroom_percent(20) // optional headroom when sizing channels }) // Finish DA workload config .build() }