feat: Add Clone trait for qbit (#21)

src/lib.rs

@@ -25,6 +25,7 @@ use crate::{ext::*, model::*};
 mod builder;
 mod ext;
 
+#[derive(Clone)]
 enum LoginState {
     CookieProvided {
         cookie: String,
@@ -76,6 +77,7 @@ pub struct Qbit {
     state: Mutex<LoginState>,
 }
 
+
 impl Qbit {
     /// Create a new [`QbitBuilder`] to build a [`Qbit`] instance.
     pub fn builder() -> QbitBuilder {
@@ -1505,6 +1507,13 @@ impl Qbit {
     }
 }
 
+impl Clone for Qbit {
+    fn clone(&self) -> Self {
+        let state = self.state.lock().unwrap().clone();
+        Self { client: self.client.clone(), endpoint: self.endpoint.clone(), state: Mutex::new(state)  }
+    }
+}
+
 const NONE: Option<&'static ()> = Option::None;
 
 #[derive(Debug, thiserror::Error)]