feat: Protocol 25/26 — checked arithmetic, TTL extension, invoice fingerprint#30

Merged

MarcusDavidG merged 3 commits into

mainfrom

feat/p26-checked-arithmetic

Jul 15, 2026

Commits on Jul 15, 2026

feat(p26-cap82): replace unsafe casts with checked arithmetic in split calculations
MarcusDavidG
committed
feat(p26-cap78): add bump_invoice_ttl and document TTL extension strategy
MarcusDavidG
committed
feat(p25-crypto): add get_invoice_fingerprint using SHA-256 host function
MarcusDavidG
committed