v0.1.3 — 2x2 from npm 0.3.0 ceremony + tree_update_batch from local
2x2 artifacts match @lelantos-org/circuits@0.3.0 npm package (single source of truth for SDK + contracts). tree_update_batch ceremony unchanged from v0.1.2.
2x2 artifacts match @lelantos-org/circuits@0.3.0 npm package (single source of truth for SDK + contracts). tree_update_batch ceremony unchanged from v0.1.2.