//! Module: api::runtime::topup_fixture
//!
//! Responsibility: expose focused IC fixture drivers behind internal-test-fixtures.
//! Does not own: attempt state, funding, replay or failure classification.
//! Boundary: authenticated disposable fixtures delegate to the maintained workflow.
use crate::;
/// Drive a real caller-owned request, optionally losing its delivered reply.
pub async
/// Submit a deliberately conflicting identity through the maintained parent RPC.
pub async