Implemented the Writing exercise's solution display

src/interfaces/exam.ts

@@ -69,13 +69,23 @@ export type Exercise =
 	| WritingExercise
 	| SpeakingExercise;
 
+export interface WritingEvaluation {
+	comment: string;
+	overall: number;
+	task_response: {[key: string]: number};
+}
+
 export interface WritingExercise {
 	id: string;
 	type: "writing";
 	info: string; //* The information about the task, like the amount of time they should spend on it
 	prompt: string; //* The context given to the user containing what they should write about
 	wordCounter: WordCounter; //* The minimum or maximum amount of words that should be written
-	attachment?: string; //* The url for an image to work as an attachment to show the user
+	attachment?: {
+		url: string;
+		description: string;
+	}; //* The url for an image to work as an attachment to show the user
+	evaluation?: WritingEvaluation;
 	userSolutions: {
 		id: string;
 		solution: string;