- Implemented an image attachment to the Writing exercise;

- Made it so the exams are now sorted when going through the history;
- Corrected some little mistakes;

src/utils/moduleUtils.ts

@@ -1,8 +1,14 @@
 import {Module} from "@/interfaces";
 
+const MODULE_ARRAY: Module[] = ["reading", "listening", "writing", "speaking"];
+
 export const moduleLabels: {[key in Module]: string} = {
 	listening: "Listening",
 	reading: "Reading",
 	speaking: "Speaking",
 	writing: "Writing",
 };
+
+export const sortByModule = (a: {module: Module}, b: {module: Module}) => {
+	return MODULE_ARRAY.findIndex((x) => a.module === x) - MODULE_ARRAY.findIndex((x) => b.module === x);
+};