code quality

core/rating/domain/Rating.ts

@@ -1,6 +1,6 @@
 /**
  * Rating Entity
- * 
+ *
  * Represents a driver's rating calculated after a race.
  */
 
@@ -16,6 +16,14 @@ export interface RatingProps {
   timestamp: Date;
 }
 
+export interface RatingJSON {
+  driverId: string;
+  raceId: string;
+  rating: number;
+  components: RatingComponents;
+  timestamp: string;
+}
+
 export class Rating {
   private constructor(private readonly props: RatingProps) {}
 
@@ -43,7 +51,7 @@ export class Rating {
     return this.props.timestamp;
   }
 
-  toJSON(): Record<string, any> {
+  toJSON(): RatingJSON {
     return {
       driverId: this.driverId.toString(),
       raceId: this.raceId.toString(),