♻️ refactor(cli): use client instance for message subcommand

- use client instance for message subcommand to avoid redundant credential file access

src/cli/main.rs

@@ -80,7 +80,7 @@ async fn run(args: Cli) -> Result<()> {
 
     match args.sub_command {
         SubCmds::Config(config_cli) => config_cli.run(config),
-        SubCmds::Message(list_cli) => list_cli.run(config.credential_file()).await,
+        SubCmds::Message(list_cli) => list_cli.run(&client).await,
         SubCmds::Labels(label_cli) => label_cli.run(client).await,
         SubCmds::Trash(trash_cli) => trash_cli.run(config.credential_file()).await,
         SubCmds::Delete(delete_cli) => delete_cli.run(&client).await,