fix panic when no arguments provided

psogc_quest_tool/src/main.rs

@@ -29,7 +29,7 @@ fn main() -> Result<()> {
     let args: Vec<String> = env::args().collect();
     if args.len() < 2 {
         display_help();
-    }
+    } else {
         let command = &args[1];
         let remaining_args = &args[2..];
         match command.to_lowercase().as_str() {
@@ -40,6 +40,6 @@ fn main() -> Result<()> {
                 display_help();
             }
         };
-
+    }
     Ok(())
 }