fix initial vector bug

src/models/recipev2.rs

@@ -120,7 +120,7 @@ impl RecipeListChange {
             }
         };
 
-        let mut checked = Vec::with_capacity(length_for_checking);
+        let mut checked: Vec<Vec<String>> = vec![Vec::new(); length_for_checking];
 
         for ci in 0..length_for_checking {
             let current_repl = (self.raw_old.get(ci), self.raw_new.get(ci));