aura bench-crypto — 200 iterations per op (hybrid X25519 + ML-KEM-768)

operation                                 avg        ops/sec
------------------------------------------------------------
KEM keygen                         3.833927ms            261
KEM encapsulate                    4.429617ms            226
KEM decapsulate                    5.413446ms            185
full hybrid handshake             13.761461ms             73
AEAD seal+open 1KiB                 342.541µs           2919
AEAD seal+open 64KiB              19.988968ms             50

(timings are wall-clock averages on this host; not a substitute for criterion)