Fix(app::command_interface): Add a `greet_multiple()` func to test tables

This is, like the `greet` function only here to debug the lua api. It
outputs a table.

src/tui_app/app/command_interface/mod.rs

@@ -22,6 +22,10 @@ struct Commands {
     /// Greets the user
     greet: fn(String) -> String,
 
+    /// Returns a table of greeted users
+    greet_multiple: fn() -> Table,
+    // End debug functions
+
     /// Closes the application
     exit: fn(),
 

src/tui_app/app/events/event_types/event/handlers/command.rs

@@ -110,6 +110,12 @@ pub async fn handle(
             send_main_output!("{}", output);
             EventStatus::Ok
         }
+        Command::GreetMultiple => {
+            let mut table: Table = HashMap::new();
+            table.insert("UserName1".to_owned(), CommandTransferValue::Integer(2));
+            send_main_output!(table);
+            EventStatus::Ok
+        }
         Command::Help(_) => todo!(),
         Command::RaiseError(err) => {
             send_error_output!(err);