File test_real_llm_cluster_features.rs

core/tests/test_real_llm_cluster_features.rs:None–None

//! Real-LLM end-to-end tests for the cluster-grade features added in 3.3.0
//! (BudgetGuard enforcement, loop-checkpoint lifecycle, resume_run, identity
//! labels). These exercise code paths that mock LLM clients cannot validate —
//! most importantly that `BudgetGuard::record_after_llm` receives the