WARNING: unstable commit.

🔧 Update .gitignore to exclude .vscode directory
✨ Add futures-util and url dependencies to Cargo.toml
♻️ Refactor error handling into separate error module in Rust project
💡 Add get_password method documentation in connection_details.rs
♻️ Replace String with Transport enum for forced_transport in connection_options.rs
✨ Implement WebSocket connection logic in ls_client.rs with async support
✨ Add ClientStatus, ConnectionType, and DisconnectionType enums to manage client states in ls_client.rs

✨ (main.rs): add Transport enum to LightstreamerClient imports for WebSocket support
♻️ (main.rs): refactor signal handling to use SharedState struct for clean shutdown
✨ (main.rs): implement AtomicBool for graceful disconnect handling
📝 (main.rs): update comments to reflect new signal handling logic
✨ (main.rs): set forced transport to WebSocket streaming in Lightstreamer client options
✨ (util.rs): create new util module with clean_message function for message sanitization

1 files changed, 17 insertions, 3 deletions

diff --git a/src/connection_details.rs b/src/connection_details.rs
index 06b6d15..228a597 100644
--- a/src/connection_details.rs
+++ b/src/connection_details.rs
@@ -1,7 +1,5 @@
-use hyper::server;
-
 use crate::client_listener::ClientListener;
-use crate::IllegalArgumentException;
+use crate::error::IllegalArgumentException;
 
 use std::fmt::{self, Debug, Formatter};
 
@@ -64,6 +62,22 @@ impl ConnectionDetails {
         self.client_ip.as_ref()
     }
 
+    /// Retrieves a reference to the password, if set.
+    ///
+    /// This method is crucial for accessing sensitive information in a controlled manner. It returns
+    /// an immutable reference to the password, encapsulated within an `Option`. The use of `Option`
+    /// signifies that the password may or may not be present, thus providing flexibility in scenarios
+    /// where a password is optional. By returning a reference, we avoid unnecessary cloning of the
+    /// password data, which could have security implications and also incur a performance cost.
+    ///
+    /// # Returns
+    /// An `Option` containing a reference to the password `String` if it exists, or `None` if the
+    /// password has not been set. This allows calling code to handle the presence or absence of a
+    /// password appropriately without risking exposure of the password itself.
+    pub fn get_password(&self) -> Option<&String> {
+        self.password.as_ref()
+    }
+
     /// Inquiry method that gets the configured address of Lightstreamer Server.
     ///
     /// # Returns