v0.2.0 — New Methods + Wallet Kit Signer Support

@stellar-sharpy/sdk v0.2.0

New Methods

• bumpInvoiceTtl(caller, invoiceId) — Protocol 26 CAP-78
• getInvoiceFingerprint(invoiceId) — Protocol 25/26 SHA-256 hash
• poolPay(payer, payments[]) — pay multiple invoices
• getPayerTotal(invoiceId, payer)
• getInvoiceStats(invoiceId)
• createBatch(creator, invoices[])
• disputeRelease and resolveDispute

Changed

• SharpyClientConfig accepts optional signTransaction override
• signerRegistry pattern for runtime wallet switching
• stellar-sdk 16.0.1, Protocol 27 ready