modelize titles and backgrounds

src/idz/response/loadProfile2.ts

@@ -14,6 +14,7 @@ export interface LoadProfileResponse2 {
   chara: Chara;
   background: number;
   title: number;
+  titles: number[];
   car: Car;
   // giga TODO
 }

src/idz/response/loadStocker.ts

@@ -1,5 +1,5 @@
 export interface LoadStockerResponse {
   type: "load_stocker_res";
   status: number;
-  // mega TODO
+  backgrounds: number[];
 }