v0.1.0 — first public release

@velocity-chain/schemas v0.1.0 ships 21 read-side velocity-node API
schemas + 5 Zod 4 helpers, jointly contributed by velocity-bridge-ui
(14 schemas + nonNegBigInt) and velocity-explorer (7 extras + 4
helpers). 99 tests cover wire shapes, u64-stringify discipline,
strict-lowercase hex, and the proof 200/409 split.

Locked decisions per handoff: ESM-only, Zod 4 peer (^4.3), Node 22+,
v0.x breaking changes per minor allowed, consumers pin exact.