refactoring

src/utils/string_utils.rs

@@ -3,9 +3,9 @@
 pub (crate) fn get_title_group(text: &str) -> String {
     let alphabetic_only: String = text.chars().map(|c| if c.is_alphanumeric() { c } else { ' ' }).collect();
     let parts = alphabetic_only.split_whitespace();
-    let mut combination = "".to_string();
-    for p in parts.into_iter() {
-        combination = format!("{} {}", combination, p).trim().to_string();
+    let mut combination = String::new();
+    for p in parts {
+        combination = format!("{combination} {p}").trim().to_string();
         if combination.len() > 2 {
             return combination;
         }