Tokio Async Code Review Review Workflow 1. Check Cargo.toml — Note tokio feature flags ( , , , , etc.). Missing features cause confusing compile errors. 2. Check runtime setup — Is or manual runtime construction used? Multi-thread vs current-thread? 3. Scan for blocking — Search for , , , CPU-heavy loops in async functions. 4. Check channel usage — Match channel type to communication pattern (mpsc, broadcast, oneshot, watch). 5. Check sync primitives — Verify correct mutex type, proper guard lifetimes, no deadlock potential. Gates (objective passes before conclusions) Complete in order for th…