fix: use parsed number instead of raw string in repeat helper loop

Author: agnik

src/helpers/repeat.ts

@@ -9,8 +9,8 @@ export const repeatHelper: HelperConstructorBlock = (ctx) => {
         }
 
         let ret = "";
-        for (let i = 0; i < rawNum; i++) {
-            ret += options.fn({ ...this, "repeat_index": i });
+        for (let i = 0; i < num; i++) {
+            ret += options.fn({ ...this, repeat_index: i });
         }
         return ret;
     });