v0.1.0 — first tagged release

Feature-complete wire surface for v0.1 endpoints across velocity-node,
velocity-identity, and velocity-wallet.

Six entries shipped:
  @velocity/sdk           types, raw client, crypto, borsh, signing
  @velocity/sdk/schemas   Zod schemas + typed client
  @velocity/sdk/identity  identity client (auth, OAuth, links, claims)
  @velocity/sdk/wallet    wallet client (sign, session-keys, graduate)
  @velocity/sdk/browser   session holder, SSE, bridge pollers
  @velocity/sdk/server    admin actions, session-key issuance

541 tests across 52 files. Action signing pinned end-to-end against
velocity-blockchain bridge_golden.rs for all 11 action kinds.

Not published to npm yet. Install from this gitlab tag:
  npm install git+https://gitlab.syncad.com/hive/velocity-js-sdk.git#v0.1.0

See CHANGELOG.md for the full release notes.