Grants are the capability a device issues so a known peer may reach it. The
issuer is the only party that can validate one, which is what makes consent
and revocation enforceable without the peer's cooperation.
Pure module: proof construction and constant-time verification bound to the
challenge and both endpoint ids, idle expiry renewed on use, and secrets
redacted in Debug output.
Add strict custom Iroh relay profiles with safe restart and rollback across the Rust core, Compose apps, and Apple apps. Preserve multi-relay invitations and fail closed on configuration or recovery mismatches.
Add a native SwiftUI VniDrop app (Send/Receive/Settings) talking to the
Rust core via generated UniFFI Swift bindings, plus the uniffi-bindgen
helper crate. iOS uses a TabView, macOS a NavigationSplitView sidebar.
