Persistent per-game key/value store (gasm:storage): saves, settings, scores.
gasm:storage
Keys: 1–128 bytes of [A-Za-z0-9._-]. Values up to 1 MiB, 16 MiB per game. The runner picks the namespace; headless runs start with an empty store.
[A-Za-z0-9._-]
try_set