ledger_installer
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Better state detection
As of now we do not detect the state of the device (locked vs app loaded).
- If the device is locked ('Enter PIN' screen)
TransportNativeHID::new()returnLedgerHIDError::DeviceNotFound - If an app is opened
TransportNativeHID::exchange(&GET_VERSION_COMMAND)returnStatusCode::CLA_NOT_SUPPORTED(0x6e00)