Add cargo fmt --check (strict) and cargo clippy (advisory) to CI, ratchet the traceability threshold 50 -> 82, add a dangling-ID gate, and fix the offlineCatalog flake (cold dynamic import, not a timer).
Add cargo fmt --check (strict) and cargo clippy (advisory) to CI, ratchet the traceability threshold 50 -> 82, add a dangling-ID gate, and fix the offlineCatalog flake (cold dynamic import, not a timer).