ENCOA-228 Now when user navigates between modules the generation items persist. Reading, listening and writing added to level module

src/pages/api/exam/generate/[...module].ts

@@ -32,8 +32,13 @@ async function post(req: NextApiRequest, res: NextApiResponse) {
 
 	const queryParams = queryToURLSearchParams(req);
 	let endpoint = queryParams.getAll('module').join("/");
+	
 	if (endpoint.startsWith("level")) {
 		endpoint = "level/"
+	} else if (endpoint.startsWith("listening")) {
+		endpoint = "listening/"
+	} else if (endpoint.startsWith("reading")) {
+		endpoint = "reading/"
 	}
 
 	const result = await axios.post(`${process.env.BACKEND_URL}/${endpoint}`,