Exam generation rework, batch user tables, fastapi endpoint switch

src/utils/query.to.url.params.ts

@@ -0,0 +1,15 @@
+import { NextApiRequest } from "next";
+
+export default function queryToURLSearchParams(req: NextApiRequest): URLSearchParams {
+    const queryEntries = Object.entries(req.query);
+    const searchParams = new URLSearchParams();
+    for (const [key, value] of queryEntries) {
+        if (Array.isArray(value)) {
+            value.forEach(v => searchParams.append(key, v));
+        } else if (value !== undefined) {
+            searchParams.append(key, value as string);
+        }
+    }
+
+    return searchParams;
+}