✨ feat(list): integrate List struct for message listing

- integrate List struct for message listing
- move message listing logic to List struct

src/list_cli.rs

@@ -1,6 +1,7 @@
 use clap::Parser;
+use cull_gmail::List;
 use google_gmail1::{
-    Error, Gmail, hyper_rustls::HttpsConnector, hyper_util::client::legacy::connect::HttpConnector,
+    Gmail, hyper_rustls::HttpsConnector, hyper_util::client::legacy::connect::HttpConnector,
 };
 
 /// Command line options for the list subcommand
@@ -9,24 +10,7 @@ pub struct ListCli {}
 
 impl ListCli {
     pub(crate) async fn run(&self, hub: Gmail<HttpsConnector<HttpConnector>>) {
-        let result = hub.users().messages_list("me").doit().await;
-
-        match result {
-            Err(e) => match e {
-                // The Error enum provides details about what exactly happened.
-                // You can also just use its `Debug`, `Display` or `Error` traits
-                Error::HttpError(_)
-                | Error::Io(_)
-                | Error::MissingAPIKey
-                | Error::MissingToken(_)
-                | Error::Cancelled
-                | Error::UploadSizeLimitExceeded(_, _)
-                | Error::Failure(_)
-                | Error::BadRequest(_)
-                | Error::FieldClash(_)
-                | Error::JsonDecodeError(_, _) => println!("{e}"),
-            },
-            Ok(res) => println!("Success: {res:?}"),
-        }
+        let list = List::new(hub);
+        list.run().await;
     }
 }