pub async fn read_bus_public_key() -> Result<[u8; 32]>Expand description
Read the bus server’s public key from the runtime directory.
Connecting daemons call this before initiating the Noise IK handshake (the “K” in IK — responder’s static key is Known to the initiator).
§Errors
Returns an error if the file does not exist or is not exactly 32 bytes.