move scenario chronologie to mission + role ressources can be empty

src/app/class/mission/mission.ts

 import { EducationnalObjective } from "../educationnal-objective/educationnal-objective";
 import { MissionContext } from "../mission-context/mission-context";
 import { Role } from "../role/role";
+import { Step } from "../step/step";
 
 export class Mission {
 
     educationnalObjective: EducationnalObjective = new EducationnalObjective();
     context: MissionContext = new MissionContext();
     roles: Role[] = [new Role(), new Role()];
-
+    chronologie: Step[] = [new Step()];
 }

src/app/class/role/role.ts

@@ -11,7 +11,7 @@ export class Role {
     educationnalObjectives: string[] = [''];
     rewards: string = '';
     stuff: string = '';
-    ressources: Ressource[] = [new Ressource()];
+    ressources: Ressource[] = [];
     supplementaryRoles: SupplementaryRole[] = [];
     comments: Comment[] = [];
     tasks: Task[][] = [

src/app/class/scenario/scenario.ts

@@ -10,5 +10,4 @@ export class Scenario {
     context: GameContext = new GameContext();
     missions: Mission[] = [new Mission()];
     characters: Character[] = [];
-    chronologie: Step[] = [new Step()];
 }
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