feat: Add get user following function (#202)

* feat: Add get user following function

* refactor: Refactor get_following function to use state and string public key

* feat: Update get_following function to use timeout duration

* feat: Fix connect_remote_account function to return remote_npub without conversion

* feat: Refactor get_following function to handle public key parsing errors

* Refactor get_followers function to handle public key parsing errors and use timeout duration

src-tauri/src/nostr/keys.rs

@@ -239,7 +239,7 @@ pub async fn connect_remote_account(uri: &str, state: State<'_, Nostr>) -> Resul
           // Update signer
           let _ = client.set_signer(Some(signer.into())).await;
 
-          Ok(remote_npub.into())
+          Ok(remote_npub)
         }
         Err(err) => Err(err.to_string()),
       }