add some indices to increase performance

src/performance/models/performance.model.ts

@@ -10,8 +10,9 @@ export type PerformanceDocument = Performance & Document;
 @Schema()
 export class Performance {
   @Prop({
-    type: String,
     required: true,
+    index: true,
+    type: String,
   })
   icaoCode: string;