Syncs this standalone npm mirror with the canonical monorepo source.
Last mirror update was Apr 5; v1.8.0 is now live on npm.

v1.8.0 changes:
- MadeOnSolX402 class gains walletStats / walletPnl / walletPositions / walletTrades methods (x402-paid, $0.005 / $0.02 / $0.01 / $0.005)
- MadeOnSolREST class gains the same set against /api/v1 with Bearer auth
- 14 new exported types for the wallet response shape
- Universal Wallet section + endpoint table in README

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>