Crate ferro_wallet 

Digital wallet pass issuance (Apple .pkpass + Google Wallet) for the Ferro framework.

See the crate-level docs in the README and the design spec at docs/superpowers/specs/2026-05-11-ferro-wallet-crate.md in the ferro repo for the public API surface.

Re-exports

pub use apple::ApplePassBuilder;

pub use config::AppleConfig;

pub use config::GoogleConfig;

pub use config::WalletConfig;

pub use error::WalletError;

pub use google::GoogleWalletBuilder;

pub use subject::auto_foreground;

pub use subject::Branding;

pub use subject::Field;

pub use subject::FieldAlignment;

pub use subject::GeoPoint;

pub use subject::PassKind;

pub use subject::RgbColor;

pub use subject::TextColorMode;

pub use subject::TransitType;

pub use subject::WalletSubject;

Modules

apple

Apple Wallet .pkpass issuance — SHA1 manifest + PKCS#7 detached signature + ZIP packaging.

config

Permissive env-driven configuration for ferro-wallet.

error

WalletError — the single error type for the ferro-wallet crate.

google

Google Wallet save-link issuance — RS256 JWT pointing at an eventTicketObject.

images

Image normalisation for wallet passes.

qr

QR code generation — PNG bytes + base64 data URI helper.

subject

WalletSubject — the content contract every downstream domain object implements to be issued as either an Apple .pkpass or a Google Wallet save-JWT.