Add nfc transport with pcsc backend

Author: mikma

Cargo.lock

@@ -16,6 +16,8 @@ path = "src/lib.rs"
 default = []
 hid-device-tests = ["virtual-hid-device"]
 virtual-hid-device = ["solo"]
+nfc = ["apdu-core", "apdu", "thiserror"]
+pcsc = [ "nfc", "dep:pcsc" ]
 
 [dependencies]
 base64-url = "2.0.0"
@@ -65,6 +67,10 @@ tokio-stream = "0.1.4"
 snow = { version = "0.10.0-alpha.1", features = ["use-p256"] }
 ctap-types = { version = "0.3.2" }
 btleplug = "0.11.7"
+apdu-core = { version = "0.4.0", optional = true }
+apdu = { version = "0.4.0", optional = true }
+thiserror = { version = "2.0.12", optional = true }
+pcsc = { version = "2.9.0", optional = true }
 
 
 [dev-dependencies]

libwebauthn/Cargo.toml

@@ -4,6 +4,8 @@ pub mod ble;
 pub mod cable;
 pub mod device;
 pub mod hid;
+#[cfg(feature = "nfc")]
+pub mod nfc;
 
 mod channel;
 mod transport;