WZBTOANNKDXWSZORLV2WAKNJJ4ROT74QD3ZD6GQPX5V6GU4BPLMAC
let mut agent = thrussh_keys::agent::client::AgentClient::connect_env().await?;
let mut agent = match thrussh_keys::agent::client::AgentClient::connect_env().await {
Ok(agent) => agent,
Err(thrussh_keys::Error::EnvVar(_)) => return Ok(false),
Err(e) => return Err(e.into()),
};