initial working implementation of ssh agent

src-tauri/src/errors.rs

@@ -191,6 +191,10 @@ pub enum HandlerError {
     NoMainWindow,
     #[error("Request was denied")]
     Denied,
+    #[error(transparent)]
+    SshAgent(#[from] ssh_agent_lib::error::AgentError),
+    #[error(transparent)]
+    SshKey(#[from] ssh_key::Error),
 }