Add a guide mapping host WebAuthn data to the current zig-ctap2 C ABI.\n\nInclude:\n- clientDataJSON SHA-256 to client_data_hash\n- RP ID and user fields passed to makeCredential/getAssertion\n- output fields that map back to PublicKeyCredential response data\n- explicit non-goals: browser mediation, origin/RP policy validation, attestation trust policy, credential persistence, passkeys, and platform authenticators.
Add a guide mapping host WebAuthn data to the current zig-ctap2 C ABI.\n\nInclude:\n- clientDataJSON SHA-256 to client_data_hash\n- RP ID and user fields passed to makeCredential/getAssertion\n- output fields that map back to PublicKeyCredential response data\n- explicit non-goals: browser mediation, origin/RP policy validation, attestation trust policy, credential persistence, passkeys, and platform authenticators.